- Pancho Demmings as "Gerald Jackson" between NCIS: Yankee White (1x01) & Kill Ari Part 2 (3x02)
- Alan Dale as "Tom Morrow"(x) between NCIS: Yankee White (1x01) & Return to sender (13x21) (†)
- Joel Gretsch as "Special Agent Stan Burley" between NCIS: High seas (1x06) & Saviors (13x08)
- Jessica Steen as "Special Agent Paula Cassidy"(x) between NCIS: Minimum Security (1x08) & Grace Period (4x19) ; post mortem in The lost boys (12x23) (†)
- Robert Cicchini as "Agent Daniel Snyder" between NCIS: Bete Noire (1x16) & 1x23
- Tim Kelleher as "Special Agent Christopher Pacci" between NCIS: Bete Noire (1x16) - > ; post mortem in The lost boys (12x23) (†)
- John Rosenfeld as "Agent Charles" in NCIS: Enigma (1x15) & The Bone Yard (2x05)
- Stephanie Mello as "Cynthia Sumner" in NCIS: between 3x03 & 4x24
- Michael Bellisario as "Charles 'Chip' Sterling" (x) - NCIS: between 3x06 & 3x09; famous for JAG
- Morocco Omari as "Agent Thomas Survoy" in NCIS: between Boxed in (3x12) & Enemy on the Hill (9x04); famous for Empire
- Tamara Taylor - as "Agent Cassie Yates" in SWAK (2x22) & Jeopardy (3x22); famous for Bones
- Susan Kelechi Watson as "Nikki Jardine"(x) between Leap of Faith (5x05) & In the Zone (5x15); famous for This is us
- Jonathan LaPaglia as "Agent Brent Langer" between Tribes (5x11) & Last Man Standing (6x01); famous for Cold Case
- Jill Czarnowski as "NCIS Tech Susan Ottsley" between Last Man Standing (6x01) & Third Wheel (16x04)
- Louise Lombard as "Lara Macy" in Legend Part 1 & 2 (6x22 & 6x23); famous for CSI
- Brian Avery as "Special Agent Mike Renko" between NCIS Legend Part 1 (6x22) and NCIS LA Sans Voir Part I (3x23)
- Todd Lowe as "Agent Chad Dunham" between NCIS: Truth or Consequences (7x01) & Endgame (7x07); famous for True Blood
- Jackie Geary as "NCIS Agent Susan Grady" between NCIS: The Inside Man (7x03) & Anonymous Was a woman (11x04); famous for 13 reasons why
- Sammy Levine as "NCIS Agent Cashier Fred Seymour" in NCIS: Broken Arrow (8x07) & Psych Out (9x16); famous for Do no harm
- Michael O'Neill as "Former NCIS Special Agent Riley McCallister" between NCIS: Enemies Foreign (8x08) & Life Before His Eyes (9x14); famous for The West Wing
- Stan Ivar as "Former NCIS Special Agent Ben Robinson" in NCIS: Enemies Foreign (8x08) & Enemies Domestic (8x09), famous for Little House on the Praire
- Sarah Jane Morris as "Special Agent Erica Jane Barrett" between NCIS: One last score (8x17) & Housekeeping (9x12); famous for Brothers & Sisters
- Alimi Ballard as "NCIS Special Agent Gayne Levin" between NCIS: Dead Reflection (8x21) & Pyramid (8x24); famous for CSI (†)
- Matthew Willig as "NCIS Special Agent Simon Cade" between NCIS: Dead Reflection (8x21) & Nature of the beast (9x01); famous for Agents of SHIELD (†)
- Cassius M. Willis as "NCIS Special Agent Russell Wallace" in NCIS: Till death do us part (9x24) & in NCIS LA: Blame it on Rio (7x05); famous for The young & the restless
- Hugo Armstrong as "Special Agent Eugene Coyle" in NCIS: Under the Radar (11x03) & Dressed to kill (11x16); famous for Stitchers
- Kelli Williams as "Special Agent Maureen Cabot" in NCIS: Alleged (11x21) & Viral (13x06); famous for The Practice
- Tony Gonzalez as "Special Agent Tony Francis" between NCIS: Kill the Messenger (12x02) & Shell Games (14x06); famous for being a Studio Analyst at Fox NFL Sundays
- Adam Jamal Craig as "Dominic Vail" between NCIS LA Identity (1x01) & Found (1x21) (†)
- Jeronimo Spinx as "NCIS Agent Thomspon" between NCIS LA Ambush (1x08) & Old Tricks (8x16); US Navy veteran
- Tom Winter as "NCIS Agent Nassir" between NCIS LA Found (1x21) & Under Siege (8x14)

- David Ramsey as "NCIS Agent Richard Owens" - NCIS: 1x05 ; famous for Arrow
- Erich Anderson - NCIS as "Agent Jack Canton" in Marine Down (1x09); famous for Bosch
- Bruce Gray - as "Assistant Director Jonathan Overmeier" in Eye Spy (1x11) ; famous for My big fat Greek Wedding
- Kate Hodge - as "Agent Jane Melankovic" in The good wives club (2x02); famous for the She-Wolf of London
- Elizabeth Peña - as "Agent Lina Reyes" in Terminal Leave (2x06); famous for Resurrection Blvd.
- Don S. Davis - as "MTAC Control Officer" (x) in Chained (2x10); famous for Stargate SG-1
- Sasha Roiz as "Agent Richard Hall" in Grace Period (4x19); famous for Grimm
- Jacory Gums as "Agent James Nelson" in Grace Period (4x19); famous for Days of our lives
- Cotter Smith in Hiatus Part 1 (3x23); famous for Revolutation
- Tyrees Allen in Hiatus Part 2 (3x24); famous for Alias
- Jonathan Mangum as "Agent Daniel T. Keating" in Last Man Standing (6x01); famous for Drew Carey's Improv-A-Ganza
- Matt Miller as "NCIS Special Agent Jack Patterson" in South by Southwest (6x17); famous for American Vandal
- Noa Tishby as "Ramat Aviv Gimmel" in Truth or Consequences (7x01)
- Valaria Rae Miller in Reunion (7x02); famous for Dark Angel
- Lela Loren in Outlaws and In-Laws (7x06); famous for Power
- Benjamin King in Short Fuse (8x03); famous for Liv and Maddie
- Bob Newhart as "Doctor Walter Magnus"(x) in Recruited (8x12); famous for Newhart
- Elizabeth Ho in Playing with fire (9x22); famous for Disjointed
- Greg Germann as "NCIS Deputy Director Jerome Craig" in Shiva (10x12); famous for Grey's Anatomy
- Roma Maffia as "Special Agent Vera Strickland" in Under the Radar (11x03); famous for Nip/Tuck
- Kovar McClure in Double Back (11x13); famous for Devil's Couriers
- Chrisitina Chang in React (13x15); famous for The Good Doctor -
- Damian O'Hare in Dead Letter (13x23); famous for The Royal
- Eric Petersen in Shell Game (14x06); famous for Shrek the Musical
- Chip Chinery in House Divided (15x01); famous for Chip's Money Tips
- Gwendoline Yeo in Death from Above (15x18); famous for Stitch!
- Nalini Sharma in Death from Above (15x18); famous for Shakespeare Hashish and Ish
- Cory Jacob in Destiny's Child (16x01); famous for Valley Junk TV

- Sarah Clarke as "FBI Special Agent Tess Monroe" in Dead Letter (13x23) & Family First (13x24); famous for Twilight

- Gerald McCullouch - Famous for CSI - NCIS: Appearance: Yankee White (1x01)
- Phillip Rhys - Famous for 24 - NCIS: Appearance: Under Covers (3x08)
- Michelle Krusiec - Famous for One World - NCIS: Appearance: Under Covers (3x08)
- Robert W. Arbogast - Famous for Feelin' Good - NCIS: Appearance: Internal Affairs (5x14)
- Matthew Mahaney - Famous for Days of our lives - NCIS: Appearance: Nine Lives (6x05)
- Keith Burke - Famous for The haves and the have nots - NCIS: Appearance: Toxic (6x21)
- Jaime Murray - Famous for Defiance - NCIS: Appearance: Semper Fidelis (6x24)
- William Allen Young - Famous for Code Black - NCIS: Appearance: Semper Fidelis (6x24)
- Hong Chau - Famous for Watchmen - NCIS: Appearance: Jurisdiction (7x18)
- Kelsey Scott - Famous for Fear the walking dead: Passage - NCIS: Appearance: Crescent City: Part 1 (11x18)
- Stephany Jacobsen - Famous for Home and Away - NCIS: Appearance: Choke Hold (12x04)
- Shi Ne Nielson - Famous for Chasing Life - NCIS: Appearance: Deja Vu (13x13)
- Emily Rose - Famous for Haven - NCIS: Appearance: Third Wheel (16x04)
- Erik Jensen - Famous for CSI - NCIS LA: Appearance: Archangel (2x13)
- Bre Blair - Famous for SWAT - NCIS L: Appearance: Archangel (2x13)
- Leslie Odom Jr. - Famous for Smash - NCIS LA: Appearance: Archangel (2x13)

- Patrick Labyorteaux as "Bud Roberts, Jr." - NCIS appearance: between Hung Out to Dry (1x02) & Dark Secrets (15x12)
- Catherine Bell as "Sarah MacKenzie"(x) - NCIS LA appearance: 10x24 & 11x01
- David James Elliot as "Harmon Rabb Jr."(x) - NCIS LA appearance: 10x23, 10x24 & 11x01
- John M. Jackson as "A. J. Chegwidden" in NCIS appearance: 10x24 & NCIS LA: 8x15 - > 9x14

- Merik Tadros as "Michael Rivkin" between Last Man Standing (6x01) & Aliyah (6x25)
- Arnold Vosloss as "Mossad Officer Amit Hadar" between Aliyah (6x25) & Enemies Domestic (8x09); famous for Bosch
- Sarai Givaty as "Mossad Officer Liat Tuvia" in Enemies Foreign (8x08) & Enemies Domestic (8x09)
- Oded Fehr as "Ilan Bodnar" between Shiva (10x12) & Revenge (10x22) (†); famous for Covert Affairs
- Marina Sirtis as "Orli Elbaz" between Berlin (10x21) & Family first (13x24); famous for Star Trek: The next generation
- Damon Dayoub as "Adam Eshel" between Berlin (10x21) & The north pole (17x10) (†); famous for Stitchers

- A.J. Tannen - Famous for JAG - NCIS appearance: Kill Ari Part I (3x01)

- Alanna Ubach as "Sofia Martinez" in Double Back (11x13) & Lost in Translation (12x21); famous for See Dad Run

- Dennis Cockrum - Famous for Shameless - SWAK (2x22)
- Tim Peper - Famous for Carpoolers – NCIS appearance: Gut Check (11x09)
- Nestor Serrano - Famous for 24 - NCIS appearance: Monsters and Men (11x14)

- Dionne Gipson as "Mallory" between NCIS Boom (16x03) & ...and Executioner (16x22)
- Elayn J. Taylor as "Odette Malone" between NCIS She (16x13) & The North Pole (17x10)
- Scott William Winters as "Westley Clark" between NCIS Boom (16x03) & ...and Executioner (16x22); famous for Oz

- Shane Johnsons - Famous for Power - NCIS appearance: The Missionary Position (9x20)
- Jennifer Crystal Foley - Famous for House MD - NCIS appearance: The Missionary Position (9x20)
- Georgia Hatzis - Famous for Short Poppies – NCIS appearance: Shiva (10x12)
- Jeff Galfer - Famous for Cooking with Joe - NCIS appearance: Double Back (11x13)
- Tom Everett - Famous for Journeyman - NCIS appearance: Page Not Found (11x20)
- Kim Rhodes - Famous for The suite life of Zack & Cody - NCIS appearance: Honor Thy Father (11x24)
- Monet Mazur - All American - NCIS LA appearance: Keepin' It Real (1x06)

- Dean Wayne - Famous for Two and a half men - NCIS appearances: Hiatus Part 2 (3x24) & Chasing Ghosts (10x20)
- Jack Conley as "Detective Danny Sportelli" between NCIS The Inside Man (7x03) & Exit Strategy (15x03); famous for Angel
- Adam Kaufman as "Detective Philip McCadden" in NCIS Mother's day (7x16) & Guilty Pleasure (7x19); famous for Without a trace
- Johann Urb as "Burt Moore" in NCIS Kill the Messenger (12x02) & Semper Fortis (12x08); famous for The mountain
- Diandra Lyle as "P.D Karen Stradivarius" between NCIS Double Trouble (13x04) & Family Ties (15x13); famous for Beauty and the Baller
- Zoe Perry as "Officer K. Fields" in NCIS Homefront (13x22) & Love Boat (14x04); famous for Young Sheldon
- Matthew Grant Godbey as "LAPD Dan Evans" between NCIS LA Missing (1x13) & From Havana with Love (8x20); Executive producer of Heaux Phase

- Josh Holloway(x) - Famous for Lost - NCIS appearance: My other left foot (1x12)
- John Marshall Jones - Famous for The Troop - NCIS appearance: Dead man talking (1x19)
- Robert Floyd - Famous for Sliders - NCIS appearance: Missing (1x20)
- Tom Bower - Famous for The Waltons - NCIS appearance: Vanished (2x03)
- Blue Deckert - Famous for Friday Night Lights NCIS appearance: The Bone Yard (2x05)
- Chad Willett - Famous for Beyond - NCIS appearance: Doppelganger (2x12)
- Will Burke - Famous for being the Writer of Jimmy Kimmel Live! - NCIS appearance: Doppelganger (2x12)
- Jack McGee - Famous for Rescue Me - NCIS appearance: Witness (2x14)
- Tommi Delton - Famous for Secret Fridays - NCIS appearance: Pop Life (2x16)
- Matt DeCaro - Famous for Prison Break - NCIS appearance: Red Cell (2x20)
- Ty Upshaw - Famous for CSI - NCIS appearance: SWAK (2x22)
- Tom Wright - Famous for Granite Flats - NCIS appearance: Mind Games (3x03)
- Todd Allen - Famous for Broken Trail - NCIS appearance: Ravenous (3x17)
- Michelle Harrison - Famous for The Flash - NCIS appearance: Ravenous (3x17)
- Philip Whiteman - Famous for The Vessel - NCIS appearance: Ravenous (3x17)
- Matt Iseman - Famous for Clean House Comes Clean - NCIS appearance: Iced (3x19)
- J.R. Cacia - Famous for Spyder Games - NCIS appearance: Friends & Lovers (4x15)
- Michael Whaley - Famous for CSI:Miami - NCIS appearance: Friends & Lovers (4x15)
- John Vickery - Famous for Babylon 5 - NCIS appearance: Leap of Faith (5x05)
- Gretchen Egolf - Famous for Martial Law - NCIS appearance: Stakeout (5x12)
- Ryan Bittle - Famous for All my children - NCIS appearance: Silent Night (6x11)
- Lance Henriksen - Famous for TRON: Uprising - NCIS appearance: South by Southwest (6x17)
- James Ellis Lane - Famous for Night of the Zombie King - NCIS appearance: Dead Reckoning (6x20)
- Kelly Overton - Famous for Van Helsing - NCIS appearance: The Inside Man (7x03)
- Brandon P Bell - Famous for Hollywood Heights - NCIS appearance: Ignition (7x11)
- Kevin Symons - Famous for Darcy's wild life - NCIS appearance: Jet Lag (7x13)
- Jeffrey Doornbos - Famous for Wake up, it's Tuesday - NCIS appearance: Patriot Down (7x23)
- Annie Wersching in False Witness (8x10); famous for The vampire diaries
- Lorraine Toussaint in Defiance (8x15); famous for Saving Grace
- Vincent M. Ward in Kill Screen (8x16); famous for The walking dead
- Leonard Earl Howze in One last score (8x17); famous for Folk Kevin can wait
- Gregg Daniel in Out of the frying pan (8x18); famous for True Blood
- Sean Cullen in Baltimore (8x22); famous for One life to live
- Kevin Rock in Newborn King (9x11); famous for Frankenstein, MD
- Louis Ferreira in A desperate man (9x13); famous for Motive
- Michael Beach in A desperate man (9x13); famous for The 100
- Robin Sachs in Need to know (9x17); famous for Babylon 5
- Gaius Charles in Rekindled (9x21); famous for Grey's Anatomy
- Michael Lespinasse in Rekindled (9x21); famous for Talk Back
- Patrick Faucette in Playing with fire (9x22); famous for The haves and the have nots
- Maite Schwartz in The Admiral's Daughter (11x23); famous for Quarterlife
- Stephanie Charles in The San Dominick (12x05); famous for The Paynes
- Klea Scott in Grounded (12x09); famous for Intelligence
- Alvin Cowan in Check (12x11); famous for Back in the game
- Miles Wood in Day in Court (13x09); famous for Addicts Anonymous
- William Charlton in Deja Vu (13x13); famous for As the world turns
- Vincent Duvall in Reasonable Doubts (13x19); famous for CSI
- Daniel Cummings in Charade (13x20); famous for General Hospital
- Pete Gardner in Homefront (13x22); famous for Crazy Ex-Girlfriend
- Yorgos Karamihos in Family First (13x24); famous for The Durrels in Corfu
- Peter Macon in Home of the Brave (14x07); famous for The Orville
- Sonya Balmores in Home of the Brave (14x07); famous for Beyond the Break
- Seth Coltan in Trapped (15x06); famous for obSETHed
- Nicki Micheaux in Double Down (15x10); famous for Lincoln Heights
- Robert Mammana in Sight Unseen (15x20); famous for Blood Cell
- Joseph Lyle Taylor in One Step Forward (15x21); famous for 100 Centre Street
- Nicola Lambo in Fallout (15x23); famous for Last Life
- Kiff VandenHeuvel in Date with Destiny (15x24); famous for Richie Rich
- Rich Ceraulo Ko in Third Wheel (16x04); famous for No Matter What
- Sam Daly in Perennial (16x19); famous for The Undercovers
- J. J. Hawkins in Hail & Farewell (16x20); famous for The Red Line
- Elizabeth Laidlaw in Institutionalized (17x06); famous for The Red Line
- Andy Comeau in Lonely Hearts (17x15); famous for Huff
- Brynn Thayer in Lonely Hearts (17x15); famous for One Life to Live
- Gary Hudson in In a Nutshell (17x17); famous for Paradise Falls
- Scott Christopher in Blarney (17x19); famous for Granite Flats
- Linsay Rousseau in Blarney (17x19); famous for The Bonfire of Destiny
- Barry W. Levy in The Only Easy Day (1x02); famous for Silent Möbius
- Christian Keiber in Predator (1x03); No way back
- Michael Harney in NCIS LA Human Traffic (2x01); Orange is the New Black

- Chris Ellis as "Gunnery Sergeant John Deluca" between NCIS: The Curse (1x05) & The Bone Yard (2x05); famous for Sequestered
- Kevin Sizemore as "Sgt. William Moore" between NCIS: Split Decision (1x21) & Caught on Tape (2x15); famous for Resurrection
- Lindsay Price as "Lt. Pam Kim" in NCIS: Forced Entry (2x09) & Frame Up (3x09); famous for Splitting up together
- Brett Cullen as "Captain Todd Gelfand" in NCIS: Hiatus Part 1 & 2 (3x23 & 3x24); famous for Narcos
- Hawk Younkins as "Lt. Dan Muttick" in NCIS: Hiatus Part 1 & 2 (3x23 & 3x24); famous for The young & the restless
- Paul Telfer as "Damon Werth"(x) between NCIS: Corporal Punishment (5x10) & Jack-Knife (7x15); famous for Days of our lives
- Peter Jason as "SGM Robert King" in NCIS: Toxic (6x21) & Two steps back (15x22); famous for Deadwood
- Cory Hardrict as "Officer Porter" in NCIS: Legend Part 1 & 2 (6x22 & 6x23); famous for The oath
- J.P. Hubbell as "Commander Mason" in NCIS: Worst Nightmare (8x02) & Royals & Loyals (8x04); famous for ER
- Bruce Boxleitner as "Vice Admiral C. Clifford Chase" in NCIS: Broken Arrow (8x07) & A bowl of cherries (14x20); famous for Babylon 5
- Robert Newman as "Admiral Wayne Hargrove" in NCIS: A man walks into a bar... (8x14) & Under the radar (11x03); famous for Guiding Light
- John Finn as "Charles T. Ellison" between NCIS: Engaged Part 1 (9x08) & M.I.A (14x18); famous for Cold Case
- Jamie Ray Newman as "Lt. Cmdr. Melanie Burke" in NCIS: Engaged Part 1 & 2 (9x08 & 9x09); famous for General Hospital
- Sofia Pernas as "Marine First Lieutenant Gabriela Flores" in NCIS: Engaged Part 1 & 2 (9x08 & 9x09) famous for The young & the restless
- Glen Powell as "Marine Sergeant Evan Westcott" in NCIS: Shell Shock part 1 & 2 (10x06 & 10x07); famous for Scream Queens
- Derek Magyar as “Cameron Dean” in NCIS: Prime Suspect (10x17) & Crossing the line (16x15); famous for Days of our lives
- Don Lake as "Phillip Brooks" between NCIS: Fallout (15x23) & Lonely Hearts (17x15); Writer of The Bonnie Hunt Show
- Brain Maierhofer as "Lt. Edward O'Connell" in NCIS: Burden of Proof (15x07) & Keep Your Enemies Closer (15x15); famous for Love & Other Ingredients
- - Katie Roberts as "Navy Surgical Tech Ensign Joni Ryan" in NCIS: Stop the bleeding (13x01) & Saviors (13x08); Medical technical advisor at A gifted man
- Donnabella Mortel as "random Navy Corpsman" in NCIS: Stop the bleeding (13x01) & Personal Day (13x02); famous for Retail

- Chad W. Murray - The co-producer of NCIS LA - NCIS appearance: The Immortals (1x04)
- Alana McGaughy - "Driver"/Transportation co-ordinator at NCIS from Yankee White (1x01) till Shalom (4x01) - NCIS appearance: Witness (2x14)
- Kevin Cater - Production assistant at Parenthood - NCIS appearance: Dead and Unburied (4x05)
- Michael M. Foster - Stunt actor at Preacher - NCIS appearance: Once a Hero (4x08)
- Sean Bunch - Military & technical adviser at NCIS - NCIS appearance: Sharif Returns (4x13)
- Darren Bailey - Operations coordinator for blockbuster movies - NCIS appearance: Agent Afloat (6x02)
- Christopher Bradley - Stunt actor for Man At arms - NCIS appearance: Legend Part 1 (6x22)
- Jeff Wolfe - Stunt coordinator for MacGyver - NCIS appearance: Guilty Pleasure (7x19)
- Jesse Stern in Swan Song (8x23); former producer at NCIS
- Ron Bottitta - Advertisement voice over for Elementary - NCIS appearance: Royals & Loyals (8x04)
- Ken Hurst - Production assistant for Lab Rats - NCIS appearance: Royals & Loyals (8x04)
- Andrew Pattison - Finishing editor for the documentary Vice - NCIS appearance: A man walks into a bar... (8x14)
- Duke Jackson - Stunt actor at CSI:NY - NCIS appearance: Thirst (9x06)
- Steve Rummenie - Stunt double at The Originals - NCIS appearance: Hereafter (10x15)
- Jessie Graff in - Stunt double at Leverage – NCIS appearance: Double Blind (10x23)
- Jake Thomas Armbuster - Producer of Frontera – NCIS appearance: Once a Crook (11x05)
- Michelle Alvarado - Stunt double at The Mentalist - NCIS appearance: Alibi (11x08)
- Marlon Sanders - Casting director of The real world - NCIS appearance: Double Back (11x13)
- Christopher Tardieu - Stunt double at Teen Wolf - NCIS appearance: No Good Deed (12x20)
- Michael Felix - Producer of Punk'd - NCIS appearance: Philly (14x05)
- Brian Andries - Script supervisor of Top 30 - NCIS appearance: One Book, Two Covers (14x21)
- Peter Jang - Stunt double at Criminal Minds: Beyond Borders - NCIS appearance: Keep Your Friends Close (15x14)
- JJ Snyder - Riporter for On the Red Carpet - NCIS LA appearance: Black Widow (2x02)
- Kristofer McNeeley - Executive producer of various TV Movies - NCIS LA appearance: Black Widow (2x02)
- Cassandra Jean Amell - Former participant of America's Next Top Model/Wife of Stephen Amell - NCIS LA appearance: Anonymous (2x07)
- Dorian Kingi - Stunt performer at NCIS LA - NCIS LA appearance: Bounty (2x08)
- Jaimarie Bjorge - Stunt double at Crossing Jordan - NCIS LA appearance: Absolution (2x09)
- Krisztian Kery - Stunt actor in NCIS - NCIS LA appearance: Overwatch (2x12)
- Suwannee Wilhelm - Production assistant at Sons of Anarchy - NCIS LA appearance: Personal (2x17)
- Roberto Garcia - Stunt performer at NCIS LA - NCIS LA appearance: Enemy Within (2x19)
- Danny Jacobs - Participant of The Rotten Tomatoes Show - NCIS LA appearance: Rocket Man (2x21)
- Terrence Stone - Dub actor for God, Save Our King! - NCIS LA appearance: Rocket Man (2x21)
- Lauren Herrel - Former intern at The Ellen DeGeneres Show - NCIS LA appearance: Imposters (2x23)
- Michael G. Welch - Camera operator at The Russel Gilbert Show - NCIS LA appearance: Familia (2x24)

Guest Stars / Season 1


Guest Stars / Season 2


Guest Stars / Season 3


Guest Stars / Season 4


Guest Stars / Season 5


Guest Stars / Season 6


Guest Stars / Season 7


Guest Stars / Season 8


Guest Stars / Season 9


Guest Stars / Season 10


Guest Stars / Season 11


Guest Stars / Season 12


Guest Stars / Season 13


Guest Stars / Season 14


Guest Stars / Season 15


Guest Stars / Season 16


Guest Stars / Season 17

Guest Stars / Season 1


Guest Stars / Season 2


Guest Stars / Season 3

Guest Stars / Season 4

Guest Stars / Season 5

Guest Stars / Season 6

Guest Stars / Season 7

Guest Stars / Season 1

- Rudolf Martin as "Ari Haswari" (x) - NCIS: between Bete Noire (1x16) & 3x22; post mortem in
- Thomas Rosales Jr. as "Pedro Hernandez" in NCIS: Hiatus Part 1 (3x23) & Life Before His Eyes (9x14)
- David Dayan Fisher as "Trent Kort"(x) - NCIS: from Smoked (4x10) till Family (13x22)
- Armand Assante as "René 'La Grenouille' Benoit" from Blowback (4x14) till Bury your dead (5x01); famous for The Family Business
- Marco Sanchez as "Alejandro Riviera" between Obsession (7x21) & Two Steps back (15x22); famous for Walker, Texas Ranger
- Jacqueline Obradors as "Paloma Reynosa" between Borderland (7x22) & Spider and the fly (8x01); famous for Bosch
- Richard Schiff as "Harper Dearing" between Playing with fire (9x22) & Extreme Prejudice (10x01) ; famous for The West Wing
- Daniel Zolghadri as "Luke Harris" between The Lost Boys (12x23) & Stop the bleeding (13x01); famous for Tales from the Loop
- Elizabeth Bogush as "Joelle Taylor"(x) - NCIS LA: 5x14 - > 10x22
- Alexa Hamilton as "Ambassador Sybil Rigg" in Date with Destiny (15x24) & Destiny's Child (16x01); famous for Santa Barbara
- Mike Farrell as "Judge Miles Deakin" in Judge, Jury... (16x21) & ...and Executioner (16x22); famous for MASH
- Mouzam Makkar as "Mira Sahar Azam" in Out of the Darkness (17x01) & Into the Light (17x02); famous for The Fix
- Louise Barnes as "Sarah" between Wide Awake (17x05) & In the Wind (17x11); famous for Black Sails

- Oleg Taktarov as "Viggo Drantyev" - NCIS: Judgement Day Part 1 & 2 (5x18 & 5x19)
- Alex Veadov as "Sergei Mishnev" between Twenty Klicks (12x01) & Cabin Fever (12x15); famous for Svetlana
- Lev Gorn as "Anton Pavlenko" between Twenty Klicks (12x01) & NOLA: Sister City: Part 2 (2x12); famous for The Americans
- Vyto Ruginis as "Arkady Kolchek"(x) - NCIS LA: since Pushback (1x07)
- Timothy V. Murphy as "Isaak Sidorov" - NCIS LA: 4x06 -> 5x01

- Andrew Kirsanov in NCIS: Enemies Domestic (8x09); famous for Dexter
- Josh Latzer in NCIS: Shell Game (14x06); famous for General Hospital
- Mikie Beatty in NCIS: The Tie That Binds (14x10); famous for Secret Diary of an American Cheerleader
- Anne Leighton in NCIS: Lost Time (16x23); famous for The Adventures of Superseven
- Steve Bacic in NCIS LA: Burned (1x23); famous for Andromeda
- Nico Evers-Swindell in NCIS LA: Deliverance (2x10); famous for Grimm

- Kent Shocknek as "Reporter Guy Ross" between NCIS: One shot, One Kill (1x13) till Toil and Trouble (16x11) in NCIS & in NCIS LA: between Dead Body Politic (4x04) & Rage (6x20)
- Sheila Frazier as "Reporter Debra Green" between NCIS: One shot, One Kill (1x13) till Capitol Offense (6x03)
- Gina St. John as "Reporter Cindy Ames" in NCIS: Black Water (2x11) & Nine Lives (6x05)
- Eddie Jemison as "Terry Spooner" in NCIS: Bloodbath (3x21) & Two Steps Back (15x22); famous for Chicago Med
- Jarvis W. George as "Dr. Morgan Tolliver" in NCIS: Hiatus Part 1 & 2 (3x23 & 3x24); famous for Consequences
- Payton Spencer as "Emily Fornell" in NCIS: Escaped (4x02) & Angel of Death (4x24); famous for What about Brian
- Michael Gilden as "Marty Pearson" in NCIS: Once a Hero (4x08) & Smoked (4x10); famous for Charmed
- Corey Stoll as "Martin Quinn"(x) between NCIS: Smoked (4x10) till Blowback (4x14); famous for The Strain
- Sandra Hess as "Regine Smidt" between NCIS: Smoked (4x10) till Trojan Horse (4x23); famous for General Hospital
- Marcy Harriell as "Nurse Carly Marcano" in NCIS: Trojan Horse (4x23) & Angel of Death (4x24); famous for Queens Supreme
- Alan Smyth as "Nick Kerry" in NCIS: Angel of Death (4x24) & Internal Affairs (5x14); famous for Persons Unknown
- Torri Higginson as "Dr. Jordan Hampton" in NCIS: Identity Crisis (5x04) & Broken Bird (6x13); famous for Stargate: Atlantis
- Julian Berlin as "Didi" in NCIS: Collateral Damage (6x07) & Cloak (6x08); famous for Watch over me
- Carlease Burke as "D'Arcy McKinna" between NCIS: Hide and Seek (6x19) & Parental Guidance Suggested (12x06); famous for Crowded
- Tehmina Sunny as "Leyla Shakarji" between NCIS: Outlaws and In-Laws (7x06) & Anonymous was a woman (11x04); famous for Pandora
- Penny Johnson as "Joanna Torrence" in NCIS: Endgame (7x07) & Flesh and Blood (7x12); famous for Castle
- Rena Sofer as "Margaret Allison Hart" between NCIS: Ignition (7x11) & Rule Fifty-One (7x24); famous for The bold & the beautiful
- Vera Miao as "Pamela Cook" between NCIS: Borderland (7x22) & Return to sender (13x21); famous for Eastsiders
- Dylan Bruno as "Jason Paul Dean" in NCIS: Patriot Down (7x23) & Rule Fifty-One (7x24) & LA: War Cries (5x14); famous for Numb3rs
- Tamer Hassan as "Agah Bayar" between NCIS: Broken Arrow (8x07) & The lost boys (12x23); famous for Snatch
- Leslie-Anne Huff as "Hillary Lange" in NCIS: Broken Arrow (8x07) & Enemies Foreign (8x08); famous for The Vampire Diaries
- Catherine Dent as "Whitney Sharp" in NCIS: Enemies Foreign (8x08) & Enemies Domestic (8x09); famous for The Shield
- Enrique Murciano as "Ray Cruz" between NCIS: Two-faced (8x20) & A desperate man (9x13); famous for Without a trace
- Chad Lindberg as "Joey Peanuts" between NCIS: Baltimore (8x22) & Destiny's Child (16x01); famous for Supernatural
- Matt Craven as "Secretary of the Navy Clayton Jarvis" between NCIS: Pyramid (8x24) & Whiskey Tango Foxtrot (11x01); famous for High Incident
- Philip Casnoff as "Sean Latham" in NCIS: Nature of the beast (9x01) & Housekeeping (9x12); famous for Strong Medicine
- Scott Wolf as "Casey Stratton/Jonathan Cole" between NCIS: Nature of the beast (9x01) & Till death do us part (9x24); famous for Everwood
- J. Claude Deering as "Curtis Hubley" between NCIS: Devil's Triangle (9x07) & Rendezvous (14x24); famous for Things are Going great for me with J. Claude Deering
- Connie Jackson as "Elaine" since NCIS: Life before his eyes (9x14)
- Jamie Lee Curtis as "Dr. Samantha Ryan" between NCIS: Psych Out (9x16) & Till Death do us part (9x24)
- Billy Dee Williams as "Leroy Jethro Moore" in NCIS: The Namesake (10x05) & Honor Thy Father (11x24); famous for General Hospital
- Vinicius Machado as "Sam Mathis" in NCIS: Shell Shock part 1 & 2 (10x06 & 10x07); famous for The Wright
- Devin McGinn as "Stewart Dorfman" in NCIS: You better watch out (10x10) & Déjá Vu (13x13); famous for Crash Course with Shaun White
- Nasser Faris as "Arash Kazmi" in NCIS: Shabbat Shalom (10x11) & Shiva (10x12); famous for 24
- Jack Axelrod as "Shmeil Pinkhas" in NCIS: Gone (10x08) & Shiva (10x12); famous for My Name is Earl
- Vik Sahay as "Ajay/Henry Kahn" in NCIS: Canary (10x14) & House Rules (12x10); famous for Chuck
- Linara Washington as "Lara Morgan" in NCIS: Seek (10x18) & Kill the Messenger (12x02); famous for Casting the net
- Jackie Johnson as "ZNN Meteorologist Chelsea Mills" between NCIS: Squall (10x19) & Déja vu (13x13)
- Colin Hanks as "Richard Parsons" between NCIS: Double Blind (10x23) & Whiskey Tango Foxtrot (11x01); famous for Life in Pieces
- Will Harris as "Murray Hines" in NCIS: Whiskey Tango Foxtrot (11x01) & Under the Radar (11x03); famous for In time
- Kyle Marasciulo as "Logan Rollins" between NCIS: Past, Present, and Future (11x02) & A Bowl of Cherries (14x20); famous for CSI
- Leslie Hope as "Secretary of the Navy Sarah Porter" since NCIS: Past, Present, and Future (11x02); famous for 24
- Salli Richardson-Whitfield as "Carrie Clark" between NCIS: Alibi (11x08) & Day in Court (13x09); famous for Eureka
- Ravi Kapoor as "Bashir Malik" in NCIS: Kill Chain (11x12) & Double Back (11x13) & LA: A diamond in the rough (10x09); famous for Crossing Jordan
- Daniel E. Smith as "Cal Frasier" in NCIS: Honor Thy Father (11x24) & The last link (16x12); famous for The Bold & the beautiful
- Lindsey Kraft as "Sarah Goode" in NCIS: The enemy within (12x12) & The lost boys (12x23); famous for Grace & Frankie
- Anil Kumar as "Adem Korkmaz" in NCIS: Troll (12x22) & 12x23; famous for The Cape
- Peter O'Meara as "Marco Sall" between NCIS: The Lost Boys (12x23) & Stop the bleeding (13x01); famous for Kinghtfall
- Adetokumboh M'Cormack as "Matthew Rousseau" between NCIS: The Lost Boys (12x23) & Stop the bleeding (13x01); famous for This Just In
- Giles Matthey as "Daniel Budd" between NCIS: The Lost Boys (12x23) & Stop the bleeding (13x01); famous for Once Upon a Time
- Jon Cryer as "Dr. Cyril Taft" between NCIS: Stop the bleeding (13x01) & Loose Cannons (13x16); famous for Two and a Half Men
- Cassidy Freeman as "Eva Azarova" between NCIS Sister City, part 1 (13x12) & NOLA: The Asset (4x03); famous for Longmire
- Bryan Batt as "Dalton Greenbrick" in Sister City Part I & II (NCIS 13x12 & NOLA 2x12); famous for Mad Men
- Alex Quijano as "Blake Huxley" in Sister City Part I & II (NCIS 13x12 & NOLA 2x12) ; famous for High School Musical - The series
- Ilia Volok as "Burly Man" in Sister City Part I & II (NCIS 13x12 & NOLA 2x12); famous for General Hospital
- Laura San Giacomo as "Dr. Grace Confalone" since NCIS: Loose Cannons (13x16); famous for Just Shoot Me!
- Vince Nappo as "Jacob Scott" between NCIS: Return to Sender (13x21) & Family First (13x24); famous for Reign
- Sandra Nelson as "Jessica Terdei" in NCIS: Homefront (13x22) & Dead Letter (13x23); famous for The young & the Restless
- Mia Barron as "Katrina Griffin" in NCIS: Dead Letter (13x23) & Family First (13x24); famous for The Impossibilities
- Richard Riehle as "Walt Osorio" in NCIS: 16 Years (13x07) & Nonstop (14x14); famous for Grounded for Life
- Todd Louiso as "Lyle Waznicki" in NCIS: 16 Years (13x07) & Nonstop (14x14); famous for Phenom
- Jessica Walter as "Judith McKnight" in NCIS: 16 Years (13x07) & Nonstop (14x14); famous for Archer
- Mary Stuart Masterson as "Congresswoman Jenna Flemming" between NCIS: Pay to Play (14x09) & What Lies Above (14x17)
- French Stewart as "Paul Triff" in NCIS: What Lies Above (14x17) & Keep your Enemies Closer (15x15); famous for 3rd Rock from the Sun
- Jessy Leros as "Ferdinand Pisco" in Pandora's Box: Part I & II (NCIS: 14x15 & NOLA: 3x14), famous for Las Princesas
- Pat Harvey as "ZNN Reporter" in NCIS: Day in Court (13x09) & Willoughby (14x11) & LA: Raven & the Swans (4x22); Co-host of The Talk
- Fran Bennett as "Mary Elaine Smith" in NCIS: Burden of Proof (15x07) & Keep Your Enemies Closer (15x15), famous for Nightingales
- Mitch Pileggi as "Wynn Crawford" in NCIS: Toil and Trouble (16x11) & ...and Executioner (16x22); famous for The X-Files
- Megan Gallagher as "Under Secretary of the Navy Jennifer Leo" in NCIS: Silent Service (16x17) & Flight Plan (17x12); famous for Millenium
- Usman Ally as "Victor Mir" in NCIS: The North Pole (17x10) & In the Wind (17x11); famous for A Series of Unfortunate Events
- Jeremy Batiste as "Security Guard Joe" in NCIS: The North Pole (17x10) & In the Wind (17x11); Production Assistant at Big Brother
- Arne Starr as "The Tailor" in NCIS LA: Identity (1x01) & Search and Destroy (1x04); famous for Mad Men
- Kathleen Rose Perkins as "Coroner Rose Carlyle" between NCIS LA: The Only Easy Day (1x02) & Paper Soldiers (4x12); famous for Episodes
- Ronald Auguste as "Mowahd Dusa" between NCIS LA: Breach (1x11) & Lockup (2x14)

- Chas. Floyd Johnson in The Bone Yard (2x05); Executive producer of NCIS & JAG
- Amy Tipton in Red Cell (2x20); Construction buyer for The Walking Dead
- Vincent Angell in Hometown Hero (2x21); the co-producer of The Blacklist
- Paul Lacovara in Shalom (4x01); stunt actor for NCIS & NCIS LA
- Gary Morgan in Trojan Horse (4x23); stunt coordinator at Crazy Bitches
- Thomas A. Betro in Identity Crisis (5x04); the former director of NCIS [the Real One]
- Edward Conna in Leap of Faith (5x05); stunt double at Guiding Light, did stunts in NCIS LA too
- Dominic Scott Kay in Lost & Found (5x09); the CEO & co-owner of DSK Motion Pictures & Music
- Marvin D. Bryson in Internal Affairs (5x14); Post-production coordinator for Law & Order
- Kristi Vetica in Judgement Day (5x18); Cast wrangler at Nailed it!
- Jeffrey G. Barnett in Capitol Offense (6x03); Stunt actor for NOLA & LA
- Helena Barrett in Collateral Damage (6x07); Stunt double of Emily Wickersham
- Allan Graf in Dagger (6x09); Stunt coordinator for Strange Angel
- Elizabeth Reynolds in Caged (6x12); Assistant location manager for Goliath
- Rishi Chitkara in Good Cop, Bad Cop (7x04); Production assistant at Are you smarter than a 5th grader?
- Elizabeth Shapiro in Worst Nightmare (8x02); Executive producer of The crossroads of history
- Zoli Dora in Enemies Foreign (8x08); Stunt actor for Gotham
- Chris Guzzi in Ships in the night (8x11); Stunt actor for CSI: Miami
- Chris Grabher in Baltimore (8x22); Stunt double at Pair of kings
- Sibila Vargas in Enemy on the hill (9x04); former Channal 2 Action News anchor
- Kanin Howell in Devil's Triangle (9x07); stunts at CSI: NY
- Charlie Ping in The Namesake (10x05); Driver at NCIS
- Lee Fraley in Gone (10x08); Videographer at Exploring the American Spirit with Mary Parks
- James Hanlos in Rekindled (9x21); Episode director at NCIS LA
- Lee Broda in Seek (10x18); Executive Producer of Putting On
- Josh Rubenstein in Squall (10x19); Former meteorologist of Channel 2
- James Crosby in Squall (10x19); Co-producer of Unknown
- Kristina Hess in Squall (10x19); Producer of Heroine Kombat
- Jermaine Brantley in Past, Present, and Future (11x02); Rigging electric at TVD
- Antonina Henderson in Under the Radar (11x03); Set Medic at Escape the night
- Sarah Fasha in Anonymous Was a Woman (11x04); Script Supervisor of Deadly Thorn
- Sherri Parker Lee in Once a Crook (11x05); Part of adr Loop group at Shades of Blue
- David Anthony Buglione in Gut Check (11x09); Stunt double at TVD
- Tony Graham in Monsters and Men (11x14); Stunt actor at NCIS & NCIS LA
- Angela Meryl in Check (12x11); Former stunt double at NCIS LA
- Paul Magers in The enemy within (12x12); Former News anchor at KARE 11 News
- Chad Bennett in Status update (12x18); Former military technical advisor at NCIS
- Sufian Kassam in Neverland (12x24); Production assistant at How to look good naked
- Abraham Mateo in Neverland (12x24); Performer at Menuda Noche
- Tatiana Chekhova in Lockdown (13x05); Executive Producer of Cosmic Quantum Ray
- Ralph Michael Brekan in Spinning Wheel (13x11); Lighting technician at Hidden Palms
- Jeremy Long in Sister City, part 1 (13x12); Post-production coordinator at The Carbonaro Effect
- Arthur Bloom as himself in Scope (13x18); MusiCorps Keyboard & Founder
- Paul Anthony Scott in Scope (13x18); Stunt double at Castle
- Sharon Brathwaite in Charade (13x20); Producer of Unsung
- Tiffany Ariany in Return to Sender (13x21); Digital producer of Hollywood Today Live
- Michelle Obama as herself in Homefront (13x22)
- Karen Mandel in Dead Letter (13x23); Stand-in at Switched at Birth
- John Burke in Privileged Information (14x03); Former E! News host
- Brett Easton in Home of the Brave (14x07); Stunt double of Charlie Weber in How to get away with murder
- Mickey Cassidy in What Lies Above (14x17); Stunt double of Wilson Bethel in Hart of Dixie
- Lou DiMaggio in Philly (14x05); Writer of The Moment of Truth
- Jerry T. Adams in The Wall (14x19); Stunt actor at True Blood
- Jason Rodriguez in Beastmaster (14x22); Stunt actor at Yellowstone
- Steven Stone in Keep Your Friends Close (15x14); Stunt actor at NCIS: LA
- Drew Carey in Handle with Care (15x16); Executive producer of The Drew Carey Show
- Joanna Leeds in Handle with Care (15x16); Voice casting specialist for Goliath
- Mike Wolfe in One Man's Trash (15x17); Series creator of American Pickers
- Jessen Noviello in The Numerical Limit (15x19); Stunt actor at Banshee
- Lauran September in Destiny's Child (16x01); Co-producer of Ex-Best
- Ralph Cole Jr. in Love Thy Neighbor (16x02); Producer of On the Set W Jasper Cole
- David Paluck in A Thousand Words (16x07); Narrator of Untold Stories of the ER
- Shea Buckner in Friendly Fire (16x08); U.S Olympic Water Polo player
- Dan O'Connor in What Child is This?" (16x10); Executive Producer of World Cup Comedy
- Matthey Dunn in Bears and Cubs (16x16); Associate producer of Alex and the Single Girls
- Mary Kate Corsetti in Institutionalized (17x06); Host of Young Hollywood - rand
- Rainey Spurlock in No Vacancy (17x07); Child panelist at A Little Help with Carol Burnett
- Tom McComas in The North Pole (17x10); Stunt double of M. Weatherly in NCIS
- Ian Gregory in Third Wheel (16x04); Narrator of Is It Real?
- Nathan Woodworth in Once Upon a Tim (16x14); Creator of The Barista Times
- Stanton Barrett in Killshot (1x05); Stunt actor at Blue Bloods
- Arielle Zimmerman in Killshot (1x05); Stunt actor at The Mentalist
- Fred Salmon in Ambush (1x08); Executive producer of Breaking the News
- Robert Alonzo in Past Lives (1x12); Flight Coordinator at Undercovers
- Nicholas Givanio in LD50 (1x14); Producer of Brew Talk
- Jan Unger in Full Throttle (1x17); Line producer of Urban Jungle
- Frank Klepadlo in Full Throttle (1x17); Camera man at JAG
- Aaron Toney in Blood Brothers (1x18); Fight Coordinator at Altered Carbon
- John McCarthy in Hand-to-Hand (1x19); Referee at Bellator MMA Live
- Dan Henderson in Hand-to-Hand (1x19); Professional MMA Fighter
- Gilbert Melendez in Hand-to-Hand (1x19); Professional MMA Fighter
- K. J. Noons in Hand-to-Hand (1x19); Professional MMA Fighter
- Frank Shamrock in Hand-to-Hand (1x19); Professional MMA Fighter
- Josh Thomson in Hand-to-Hand (1x19); Professional MMA Fighter
- Cung Le in Hand-to-Hand (1x19); Participant of The Jace Hall Show
- Daniel Beck in Hand-to-Hand (1x19); Stand-in for Chris O'Donnell in NCIS LA
- Cole Coleman in Fame (1x20); Music composer at Goth Girl
- Mo Darwiche in Found (1x21); Production coordinator at PoliticKING with Larry King
- Miranda Russo in Burned (1x23); Writer at Bizaardvark
- Lily O'Donnell in Callen, G. (1x24); Chris O'Donnell's daughter

* NCIS / Season 1


* NCIS / Season 2


* NCIS / Season 3


* NCIS / Season 4


* NCIS / Season 5


* NCIS / Season 6


Guest Stars / Season 7


Guest Stars / Season 8


Guest Stars / Season 9


Guest Stars / Season 10


Guest Stars / Season 11


Guest Stars / Season 12


Guest Stars / Season 13


Guest Stars / Season 14


Guest Stars / Season 15


Guest Stars / Season 16


Guest Stars / Season 17

Guest Stars / Season 1


Guest Stars / Season 2

Guest Stars / Season 1

- Pej Vahdat - Famous for Bones - NCIS appearances: Shalom (4x01) & as "Nigel Hakim" in Date with Destiny (15x24) & Destiny's Child (16x01) & NCIS LA: Tin Soldiers (2x15)

- Asante Jones - Famous for Scandal - NCIS appearances: as "Detective Andy Kochofis" in Yankee White (1x01) & Left for Dead (1x10) & NCIS LA: Fighting Shadows (6x18)
- Sterling Macer Jr. - Famous for Bones - NCIS appearances: as "Chris Hegarty" in Forced Entry (2x09) & The Enemy Within (12x12) & NCIS LA: Exit Strategy (3x13)
- Don Franklin - Famous for Seven days - NCIS appearances: as "FBI Agent Ron 'Slacks' Sacks" from Frame Up (3x09) till Smoked (4x10) & NCIS LA: In the line of Duty (6x13)
- Burt Bulos - Famous for ER - NCIS appearances: as "Agent Galib" in Hiatus Part 1 (3x23) & Hiatus Part 2 (3x24) & NCIS LA: LD50 (1x14)
- Kathleen Gati - Famous for General Hospital - NCIS appearances: as "Svetlana Chernitskaya" in Judgement Day Part 1 & 2 (5x18 & 5x19) & NCIS LA: Pro Se (10x05)
- Dina Meyer - Famous for Sequestered - NCIS appearances: as "Holly Snow" in Jet Lag (7x13) & Guilty Pleasure (7x19) & NCIS LA: Heist (10x10)
- LaMonica Garrett - Famous for Designated Survivor - NCIS appearances: as "Marine Captain Craig Quincy" in Engaged Part 1 & 2 (9x08 & 9x09) & NCIS LA: War Cries (5x14)
- Jeananne Goossen - Famous for The night shift - NCIS appearances: as "Private Joan Matteson" between Engaged Part 1 (9x08) & Life before his eyes (9x14) & NCIS LA: Parley (4x23)
- Leonard Robinson - Famous for The Bronx is burning - NCIS appearances: as "Metro Police Officer Jackson" in Sins of the father (9x10) & Déjá Vu (13x13) & NCIS LA: Free Ride (4x10)
- Matt Jones NCIS: appearances: as "Agent Ned Dorneget" between Sins of the father (9x10) & The lost boys (12x23) (†) & NCIS LA: Deliverance (2x10)
- Brad Beyer - Famous for Jericho - NCIS appearances: as "Marine Captain Joe Westcott" in Shell Shock part 1 & 2 (10x06 & 10x07) & NCIS LA: Personal (2x17)
- Mark Rolston - Famous for Bosch - NCIS appearances: as "George Westcott" in Shell Shock part 1 & 2 (10x06 & 10x07) & NCIS LA: Keepin' it real (1x06)
- Marc Anthony Samuel - Famous for General Hospital - NCIS appearances: as "James Hall" in Shell Shock part 1 & 2 (10x06 & 10x07) & NCIS LA: Home is where the heart is (8x06)
- Virginia Williams - Famous for Charmed - NCIS appearances: as "Leah Ramsey" in After hours (13x17); & Charade (13x20) & NCIS LA: Iron Curtain Rising (5x11)
- Iman Nazemzadeh - Famous for General Hospital: Night Shift - NCIS appearances: as "Kevin Hussein" between Canary (10x14) & House Rules (12x10) & NCIS LA: Tuhon (5x15)
- Allan Louis - Famous for Privileged - NCIS appearances: as "Capt. Dominick Wayne" between Damned if you do (10x24) & Past, Present, and Future (11x02) & NCIS LA: Black Widow (2x02)
- Karan Oberoi - Famous for Roswell, New mexico - NCIS appearances: as "Benham Parsa" between Whiskey Tango Foxtrot (11x01) & Monsters and Men (11x14) & NCIS LA: This is what we do (9x08)
- Monica Lawson NCIS appearances: as "random nurse" between Double Back (11x13) & Two Steps back (15x22) & NCIS LA: Recruit (4x02)
- Adam Croasdell - Famous for EastEnders - NCIS appearances: as "Young Angus Clarke" between So it goes (12x03) & The Tie That Binds (14x10) & NCIS LA: The Chosen One (4x13)
- Marisol Nichols - Famous for Riverdale - NCIS appearances: as "Zoe Keates" between Parental Guidance Suggested (12x06) & No Good Deed (12x20) & NCIS LA: Stand-off (2x06)
- Rafi Silver - Writer of Hollywood Hitmen - NCIS appearances: as "Qasim Naasir" dead between Lost in Translation (12x21) & A Many Splendored Thing (14x16) & NCIS LA: as "Ali Hanna" in Deep Trouble 1 & 2 (5x24 & 6x01)
- Mimi Rogers - Famous for Bosch - NCIS appearances: as "CIA Officer Joanna Teague" between The Lost Boys (12x23) & Stop the bleeding (13x01) & NCIS LA: Smokescreen, Part 2 (10x15)
- David Chisum - Famous for One life to live - NCIS appearances: as "Dr. David Woods" in Saviors (13x08) & Loose Cannons (13x16) & NCIS LA: Dead Body Politic (4x04)
- Virginia Williams - Famous for One Life to live - NCIS appearances: as "Leah Ramsey" in After hours (13x17) & Charade (13x20) & NCIS LA: Iron Curtain Rising (5x11)
- Mark Engelhardt - NCIS appearances: as "Kent Marshall" in One Step Forward (15x21) & Two Steps Back (15x22) & NCIS LA: Fortune Favors the Brave (11x19)
- Graham Hamilton - NCIS appearances: as "Gabriel Hicks" in Burden of Proof (15x07) & Keep Your Enemies Closer (15x15) & NCIS LA: Hand-to-Hand (1x19)
- Jack Fisher - NCIS appearances: as "Phineas" between Wide Awake (17x05) & In the Wind (17x11) & NCIS LA: Fool Me Twice (9x09)

- Susan Santiago - NCIS appearances: as "Camila Charo" from Hiatus Part 2 (3x24) till Patriot Down (7x23) & NOLA: Course Correction (3x05)
- Liza Lapira - NCIS appearances: as "Agent Michelle Lee" from Shalom (4x01) till Dagger (6x09) & NOLA: Crab Mentality (5x15)
- Jude Ciccolella - NCIS appearances: as "SecNav Phillip Davenport" between Cloak (6x08) & Pyramid (8x24) & NOLA: Collateral Damage (2x21); famous for Matador
- Meredith Eaton - Famous for MacGyver - NCIS appearances: as "Carol Wilson" between Faith (7x10) & Homesick (11x11) & NOLA: Carrier (1x02)
- Kate Beahan - Famous for The gift - NCIS appearances: as "DGSI Colette Girard" in The Lost Boys (12x23) & Neverland (12x24) & NOLA: Foreign Affairs (2x05)

- Travis Aaron Wade - Famous for Supernatural - NCIS appearances: The Curse (1x05) & NCIS LA: as "Navy Chief Petty Officer Crawford" in Recruit (4x02) & Purity (4x20)
- Carlos Sanz - NCIS appearances: Marine Down (1x09) & NCIS LA: as "DEA Agent Mario Sanchez" from The grey man (6x08) till Under Siege (8x14)
- Parry Shen - Famous for General Hospital - NCIS appearances: Eye Spy (1x11) & NCIS LA: as "Ty" from Missing (1x13) till Traitor (6x09)
- Matthew Del negro - Famous for Scandal - NCIS appearances: Bete Noire (1x16) & NCIS LA: as "Jack Simon" from Fish out of Water (5x16) till Come Back (7x14)
- Lamont Thompson - Famous for The Young & the Restless - NCIS appearances: Bikini Wax (2x18) & NCIS LA: as "Spencer Williams" from The Monster (9x17) till To live and die in Mexico (10x01)
- Ravil Isyanov - Famous for The last ship - NCIS appearances: Faking It (4x04) & NCIS LA: as "Anatoli Kirkin" since Wanted (4x17)
- Erik Palladino - Famous for E.R & Suits - NCIS appearances: Good Cop, Bad Cop (7x04) & NCIS LA: as "Vostanik Sabatino"(x) since The Watchers (3x12)
- Marcus Giamatti - Famous for Judging Amy & Flying Blind - NCIS appearance: Ignition (7x11) & NCIS LA: as "CIA Agent Michael Snyder" in Rude Awakenings (4x06) & Wanted (4x17)
- Andrea Bordeaux - NCIS appearance: Under the Radar (11x03) & NCIS LA: as "Harley Hidoko"(x) between A line in the sand (9x01) & One last time (9x23)
- Dylan Ramsey - Famous for Those damn Canadians - NCIS appearance: Suspicion (4x12) & NCIS LA: as "Sergeant Sajadi" in Zero Days (5x18) & Spoils of War (5x19)
- Sean Patrick Murphy - Famous for Poop Notice - NCIS appearances: Honor thy Father (11x24) & NCIS LA: as LAPD personnel in Wanted (4x17) & Home is where the heart is (8x06)
- Anne-Marie Johnson - Famous for JAG - NCIS appearances: Requiem (5x07) & NCIS LA: as "Doctor Adams" in The Queen's Gambit (8x03) & Ghost Gun (8x05)
- Ella Thomas - Famous for All my Children - NCIS appearances: Recoil (5x16) & NCIS LA: as "Jada Khaled" between Betrayal (3x09) & Revenge Deferred (7x17)
- Jorge-Luis Pallo - Famous for The secret life of the American Teenager - NCIS appearances: Dog Tags (5x13) & NCIS LA: The Livelong Day (5x07) & as "Special Agent Bomb Tech Salazar" in SEAL Hunter (6x06) & The Seventh Child (7x19)
- Kate Lacey-Kiley - Famous for Casting by - NCIS appearances: Agent Afloat (6x02) & NCIS LA: as "Amy Shuler" between Vengeance (3x19) & The Patton Project (10x08)
- Ward Roberts - Famous for MANswers - NCIS appearances: Agent Afloat (6x02) & NCIS LA: as "Artem Fedor" in Matryoshka, Part 2 (7x16) & Glasnost (8x09)
- Channon Roe - Famous for Murder in the first - NCIS appearances: Caged (6x12) & NCIS LA: as "Ray" in Plan B (2x22) & Merry Evasion (5x12)
- Patrick St. Esprit - Famous for SWAT - NCIS appearances: South by Southwest (6x17) & NCIS LA: as "LAPD Lieutenant Roger Bates" since The Debt (3x10)
- Francis Capra - Famous for Veronica Mars - NCIS appearances: Child's Play (7x09) & NCIS LA: as "Salazar" in Deep Trouble (5x24) & The 3rd Choir (6x04)
- Corey Reynolds - Famous for The closer - NCIS appearances: Faith (7x10) & NCIS LA: as "ATF Agent Duke Morgan" in Hot Water (8x13) & Under Siege (8x14)
- Alon Aboutboul - Famous for Shabatot VeHagim - NCIS appearances: Flesh and Blood (7x12) & NCIS LA: as "Naseem Vaziri" between Endgame (4x01) & Ascension (5x01)
- Eddie Shin - Famous for Alexa & Katie - NCIS appearances: Jurisdiction (7x18) & NCIS LA: as "Matthew Ogilvie" between Inelegant Heart (6x02) & The 3rd Choir (6x04)
- Jackson Hurst - Famous for Drop Dead Dive - NCIS appearances: Dead Air (8x05) & NCIS LA: as " Corbin Duggan" between High-Value Target (8x01) & Hot Water (8x13)
- Cameron Daddo - Famous for She spies - NCIS appearances: Broken Arrow (8x07) & NCIS LA: as "Charles Anderson" in Deep Trouble Part 1 & 2 (5x24 & 6x01)
- Toby Meuli – Famous for Death Valley - NCIS appearances: Broken Arrow (8x07) & NCIS LA: as "Dan" in Smokescreen Part 1 & 2 (10x14 & 10x15)
- Tristen MacDonald - Famous for My roommate the - NCIS appearances: Enemies Domestic (8x09) & NCIS LA: as "Emily Janderman" between Crazy Train (8x07) & Glasnost (8x09)
- Guy Wilson - Famous for Days of our lives - NCIS appearances: Recruited (8x12) & NCIS LA: as "Michael Skinner" in False Flag (10x24) & Let Fate Decide (11x01)
- Chuck Ashworth - Famous for American Crime Story - NCIS appearances: One last score (8x17) & NCIS LA: as "LAPD Officer" in Queen Pin (8x17) & Pro Se (10x05)
- Carl Lumbly - Famous for Alias - NCIS appearances: Tell-All (8x19) & NCIS LA: as "Charles Langston" between Battle Scars (8x21) & Goodbye, Vietnam (9x14)
- Scott Grimes - Famous for American Dad! - NCIS appearances: Baltimore (8x22) & NCIS LA: as "Special Agent Dave Flynn" betwen Red Part 1 (4x18) & Getaway (8x18)
- Wesam Keesh - Famous for Awkward - NCIS appearances: Safe Harbor (9x05) & NCIS LA: as "Ehsan Navid" in Allegiance (5x13) & Yellow Jack (11x04)
- Eric Allan Kramer - Famous for Good luck Charlie - NCIS appearances: Thirst (9x06) & NCIS LA as "Homeland Special Agent Tom Panetti" in Recovery (5x09) & Exposure (5x23)
- Razaaq Adoti - Famous for Dream Team - NCIS appearances: Thirst (9x06) & NCIS LA: as "Dingane Naiddo" in Smokescreen Part 1 & 2 (10x14 & 10x15)
- David S. Lee - Famous for Nikita - NCIS appearances: Newborn King (9x11) & NCIS LA: as "Pavel Volkoff" between Chernoff, K. (6x24) & No More Secrets (10x22)
- Karina Logue - Famous for The Affair - NCIS appearances: Playing with fire (9x22) & NCIS LA: as "LAPD Detective Ellen Whiting" between Internal Affairs (7x10) & Pro se (10x05)
- Edwin Hodge - Famous for Jack & Bobby - NCIS appearances: The Namesake (10x05) & NCIS LA: as "Technical assistant Kai Ashe" in Red part 1 & 2 (4x18 & 4x19)
- Amy Stewart - Famous for The Lake - NCIS appearances: Lost at Sea (10x04) & NCIS LA: as "Jen" in Mountebank (9x05) & Vendetta (9x18)
- JoNell Kennedy - Famous for The rich & the ruthless - NCIS appearances: Detour (10x16) & NCIS LA: as "Navy Commander Susan Yelton" in Where there's smoke (7x23) & Human Resources (11x08)
- Billy Smith - Famous for Brotherhood - NCIS appearances: Seek (10x18) & NCIS LA: as "Agent Carter" in Blye, K. (3x16) & Big Brother (5x06)
- Jon Lindstrom - Famous for Port Charles – NCIS appearances: Oil and Water (11x06) & NCIS LA: as "Phillip Nelson" in Mountebank (9x05) & Vendetta (9x18)
- Rob Evors - Famous for Nova Vita - NCIS appearances: Monsters and Men (11x14) & NCIS LA: as "Jim Rivers" in Predator (1x03) & Search and Destroy (1x04)
- Drew Waters - Famous for Friday night lights - NCIS appearances: Crescent City: Part 2 (11x19) & NCIS LA: as "Brian Bush" in Warrior of Peace (9x16) & The Prince (10x03)
- Daniel Hugh Kelly - Famous for Ryan's Hope - NCIS appearances: The Admiral's Daughter (11x23) & NCIS LA: as "Random man" in Found (1x21) & Black Widow (2x02)
- Sean Patrick Murphy - Famous for Poop Notice - NCIS appearances: Honor Thy Father (11x24) & NCIS LA: as "LAPD personnel" in Wanted (4x17) & Home is where the heart is (8x06)
- Stacie Greenwell - Famous for Days of our lives - NCIS appearances: Kill the Messenger (12x02) & NCIS LA: as "Sonya Morales" in Smokescreen Part 1 & 2 (10x14 & 10x15)
- Tembi Locke - Famous for Eureka - NCIS appearances: The searchers (12x07) & NCIS LA: as "Leigha Winters" in Mountebank (9x05) & Vendetta (9x18)
- Long Nguyen - Famous for Lodge 49 - NCIS appearances: The searchers (12x07) & NCIS LA: as "Dang" between Party Crashers (9x01) & Goodbye, Vietnam (9x14)
- Dale Pavinski - Famous for 21 Bridges - NCIS appearances: Lost in Translation (12x21) & NCIS LA: as "Vincent Garvey" in Ghost Gun (8x05) & Under Siege (8x14)
- Tom Choi - Famous for Teen Wolf - NCIS appearances: Day in Court (13x09) & NCIS LA: as "LAPD Officer Fong" in Drive (4x11) & Glasnost (8x09)
- Greg Serano - Famous for Wildfire - NCIS appearances: Decompressed (13x14) & NCIS LA: as "FBI Agent Roger Gonzalez" in A line in the Sand (9x23) & To Live and Die in Mexico (10x01)
- Lachlan Buchanan - Famous for The young & the restless - NCIS appearances: After hours (13x17) & NCIS LA: as "Brett" in Red Part 1 & 2 (4x18 & 4x19)
- Craig Robert Young - Famous for Dream Team - NCIS appearances: A Bowl of Cherries (14x20) & NCIS LA: as "Dracula Comescu" in Familia (2x24) & Lange, H. (3x01)
- Kym Jackson - Famous for Wish Man - NCIS appearances: Beastmaster (14x22) & NCIS LA: as "Maya Yerzov" in Descent (4x24) & Ascension (5x01)
- Al Coronel - Famous for The Last Ship - NCIS appearances: Ready or Not (15x09) & NCIS LA: as "Homeland Security Officer" in Kolcheck, A. (6x23) & Blame it on Rio (7x05)
- Kate Orsini - Famous for The Bold & the Beautiful - NCIS appearances: Third Wheel (16x04) & NCIS LA: as "FBI Agent Audrey Rush" in High Society (11x13) & Knock Down (11x20)
- Lisa Maley - Famous for Total Eclipse - NCIS appearances: The Last Link (16x12) & NCIS LA: as "Shu Chen" between High-Value Target (8x01) & The Queen's Gambit (8x03)

- Carlos Gómez - Famous for The glades - NCIS appearances: High seas (1x06) & NOLA: as "Deputy Director Dan Sanchez" in Down the Rabbit Hole (3x23) -> Inside Out (5x02)
- Doug Savant - Famous for Desperate Housewives - NCIS appearances: A weak link (1x22) & Hail & Farewell (16x20) & NOLA: as "Associate Attorney General Eric Barlow" in Checkmate Part 1 & 2 (4x23 & 4x24)
- Matthew Rauch - Famous for Banshee - NCIS appearances: Reveille (1x23) & NOLA: as "Philip Sinclair" in Tick Tock (5x10) & Vindicta (5x11)
- Chelsea Field - Famous for Capital News - NCIS appearances: Head Case (3x15) & NOLA: as "Rita Devereaux" since The Last Stand (3x16)
- Reggie Lee - Famous for Grimm - NCIS appearances: Stakeout (5x12) & NOLA: as "ASAC Steven Thompson" in Diplomatic Immunity (5x03) & Close to Home (5x08)
- Chad Addison - Famous for The roommates - NCIS appearances: Reunion (7x02) & NOLA: as "Frank Broussard" in Baitfish (1x11) & More now (1x17)
- John Livingston - Famous for Love & Money - NCIS appearances: Dressed to Kill (11x16) & NOLA: as "Paul Jenks" betwen Baitfish (1x11) & How much pain can you take? (1x22)
- Donny Boaz - Famous for Dallas - NCIS appearances: Page Not Found (11x20) & NOLA: Foreign Affairs (2x05) & as "Max Burris" in The assassination of Dwayne Pride (4x22) & Checkmate, part 1 (4x23)

- Alicia Coppola - Famous for Jericho - JAG & NCIS appearances: as "LCDR Faith Coleman"(x) from UnSEALed (1x18) till Hometown Hero (2x21) & NCIS LA: as "FBI Agent Lisa Rand" from Little Angels (2x05) till The Monster (9x17)
- Omid Abtahi - Famous for Those who kill - NCIS appearances: as "Saleem Ulman" in Aliyah (6x25) & Truth or Consequences (7x01) & NCIS LA: as " Ari Sayed" in Red Part 1 & 2 (4x18 & 4x19)
- T.J. R - Famous for The bill - NCIS appearances: as "Ben-Gidon" between Good Cop, Bad Cop (7x04) & Enemies Domestic (8x09) & NCIS LA: as "Tobin Shaked" between Home is where the heart is (8x06) & The Patton project (10x08)
- Kerr Smith - Famous for Dawson's Creek - NCIS appearances: as "Lieutenant Jonas Cubb"(x) in Swan Song (8x23) & Pyramid (8x24) NCIS LA: as "David Ross" in Smokescreen Part 1 & 2 (10x14 & 10x15)
- Costas Mandylor - Famous for Picket Fences - NCIS appearances: as "Tomas Mendez" in Whiskey Tango Foxtrot (11x01) & Past, Present, and Future (11x02) & NCIS LA: as "Abram Sokolov" in Mountebank (9x05) & Vendetta (9x18)
- Ellen Hollman - Famous for Spartacus - NCIS appearances: as "Agent Tina Larsen" in Family Secret (3x16) & Status Update (12x18) & NOLA: as "Amelia Parsons" between Checkmate Part I (4x23) & Vindicta (5x11)
- Julian Aco - Famous for Hand of god - NCIS appearances: The Inside Man (7x03) & NCIS LA: as "Oscar Guevara" in Chernoff, K. (6x24) & An Unlocked Mind (7x07) & NOLA: as "Javier Garcia" between Outlaws (3x07) & Let It ride (3x11)
- Kelly Hu - Famous for Phineas and Ferb - NCIS appearances: as "Lee Wuan Kai" between Endgame (7x07) & NCIS LA: Killshot (1x05) & NOLA: The accident (4x07)

- Cristine Rose - Famous for Heroes - NCIS appearance: Dead man talking (1x19) & NCIS LA: as "Alexa Comescu" in Familia (2x24) & Lange, H. (3x01) & NOLA: Chasing Ghosts (1x09)
- Sammy Sheik - Famous for In the moment - NCIS appearance: In the Zone (5x15) & NCIS LA: as "Ahmed Han Asakeem" between High-Value Target (8x01) & This is what we do (9x08) & NOLA: Diplomatic Immunity (5x03)
- Gabriel Olds - Famous for D.C - NCIS appearance: Child's Play (7x09) & NCIS LA: as "Spencer Allen" in Cac tu Nhan (9x13) & Goodbye, Vietnam (9x14) & NOLA: It happened last night (1x05)
- Cooper Thornton - Famous for Parks & Recreation - NCIS appearance: Squall (10x19) & NCIS LA: as "Kelvin Atley" in Sans Voir Part II (3x24) & Endgame (4x01) & NOLA: Sleeping with the enemy (2x24)
- Kurt Yaeger - Famous for Tommy n Bobby - NCIS appearance: Bulletproof (11x15); & NCIS LA: as "Sullivan" between Parallel Resistors (8x08) & Under Siege (8x14) & Payback (8x15) & NOLA: In Plain Sight (5x18)
- Clark Freeman - Famous for Narcos: Mexico - NCIS appearances: One Man's Trash (15x17) & NCIS LA: as "random DEA Agent" in Deep Trouble Part 1 & 2 (5x24 & 6x01) & NOLA: Collateral Damage (2x21)

- Derek Webster - Famous for Ray Donovan - NCIS appearance:Missing (1x20) & Dead and Unburied (4x05) & NCIS LA: Between the lines (5x17) & NOLA: as "Raymond Isler"(x) since Aftershocks (3x01)
- Rob Benedict - Famous for Supernatural - NCIS appearances: Doppelganger (2x12) & NCIS LA: Touch of Death (3x21) & NOLA: as "Liam Sommers" in Conspiracy Theories (5x14) & Survivor (5x16)
- Tim Griffin - Famous for Covert Affairs - NCIS appearances: Light Sleeper (3x14) & NCIS LA: Black Budget (6x05) & NOLA: as "Avery Walker" from Inside out (5x02) till The River Styx Part II (5x24)
- Eyal Podell - Famous for Young & the restless - NCIS appearances: Shalom (4x01) & NCIS LA: Sans Voir Part 2 (3x24) & NOLA: as "Douglas Samuel Wilkins" in Master of Horror (1x06) & The Walking Dead (1x13)
- Tobias Jelinek - Famous for Stranger Things - NCIS appearances: Off the Grid (14x12) & NCIS LA: The Monster (9x17) & NOLA: as "Will Kirby" in Reckoning (5x17) & The River Styx, Part I (5x23)

- Alex Fernandez - Famous for Killer Women - NCIS appearances: as "Joseph Flores" in Engaged Part 1 & 2 (9x08 & 9x09) & NCIS LA: Identity (1x01) & NOLA: Confluence (2x08)
- Rick Peters - Famous for Sue Thomas: FB Eye - NCIS appearances: as "Vincent Maple" in Playing with fire (9x22) & Up in Smoke (9x23) & NCIS LA: Windfall (5x20) & NOLA: Blue Christmas (2x11)
- Chris McGarry - Famous for Lawless - NCIS appearances: as "Peter Sanger" in Shell Shock part 1 & 2 (10x06 & 10x07) & NCIS LA: Plain Sight (9x04) & NOLA: No Man's Land (2x15)
- David Hoflin - Famous for Neighbours - NCIS appearances: as "Randall J. Kersey" in Shell Shock part 1 & 2 (10x06 & 10x07) & NCIS LA: Disorder (2x11) & NOLA: If it bleeds it leads (2x18)
- Sumalee Montano - Famous for ER - NCIS appearances: as "Nicole Taggart" in Rendezvous (14x24) & House Divided (15x01) & NCIS LA: The Dragon and the Fairy (3x18) & NOLA: Touched by the Sun (2x03)

- Austin Priester - Stunt actor in NCIS LA: Exposure (5x23) - NCIS appearances: A weak link (1x22), Agent Afloat (6x02) & Whiskey Tango Foxtrot (11x01)
& NCIS LA: Blood Brothers (1x18) & Rocket Man (2x21)
- Matt Sigloch - Military & technical advisor at NCIS - NCIS appearances: Reveille (1x23) & NCIS LA: Core Values (7x12)
- Harriet Margulies - Audience liaison at NCIS - NCIS appearances: Forced Entry (2x09) & Escaped (4x02)
- Sonny Surowiec - Stunt actor - NCIS appearances: Under Covers (3x08) & NCIS LA: Human Traffic (2x01)
- James Logan - Stunt actor at NCIS between Twilight (2x22) & Third Wheel (16x04) - NCIS appearances: About Face (5x17) & NOLA: Sister City Part II (2x12)
- Bryan Friday - Stunt actor at The last ship - NCIS appearances: Judgement Day (5x18) & Legend (6x22) & Nature of the Beast (9x01) & NCIS LA: The frozen lake (5x10)
- Thom Williams - Stunt coordinator for Doom Patrol - NCIS appearances: Dead Reckoning (6x20) & Rule Fifty-One (7x24) & NCIS LA: The gold standard (4x09)
- Eyad Elbitar - Stunt actor within the franchise - NCIS appearances: Good Cop, Bad Cop (7x04) & NOLA: A new dawn (4x14)
- Eddie J. Fernandez - Stunt actor at Chicago Fire - NCIS appearances: Good Cop, Bad Cop (7x04) & Spider and the fly (8x01) & Gone (10x08) & NCIS LA: Identity (1x01) & Borderline (2x03)
- Troy Waters - Marine coordinator for NCIS & NCIS LA - NCIS appearances: Outlaws and In-Laws (7x06) & Playing with fire (9x22)
- Ray Mabus - Former SecNav - NCIS appearances: Child's Play (7x09) & Semper Fortis (12x08) & NOLA: Insane in the membrane (2x06)
- Alan Burghard - Technical advisor at NCIS LA - NCIS appearances: Nature of the beast (9x01) & Crescent City Part 1 & 2 (11x18 & 11x19)
& NCIS LA: Old Tricks (8x16), Uncaged (8x23) & Hit List (10x04)
- Britanny-Elle Benson - Producer of Last to Love - NCIS appearances: as "NCIS personnel" between Hit and Run (10x13) & Seek (10x18) & NCIS LA: Red: Part One (4x18)
- Derek Graf - Stunt actor at Agents of SHIELD - NCIS appearances: Devil's Trifecta (10x09) & NCIS LA: Spiral (6x12)
- Kelvin Yu - Supervising producer of Bob's Burgers - NCIS appearances: Better Angels (11x07) & NCIS LA: Killshot (1x05)
- Hans Marrero - Stunt actor at Elementary - NCIS appearances: Monsters and Men (11x14) & Rendezvous (14x14) & The numerical limit (15x19) & NOLA: Quid Pro Quo (3x19)
- Anthony Martins - Stunt actor at NCIS LA - NCIS appearances: Monsters and Men (11x14) & NCIS LA: Vengeance (3x19) & Red: Part One (4x18) & Big Brother (5x06)
- Eric Berris - Photo Double for Scott Bakula - NCIS appearances: Crescent City: Part 2 (11x19) & NOLA: Le Carnaval de la Mort (1x15)
- Damien Morena - Stunt actor at SEAL Team - NCIS appearances: The enemy within (12x12) & Double Down (15x10)
- Babar Peerzada - Script writer of LA's 250th episode - NCIS appearances: as "Sadiq Samar" in The Lost Boys (12x23) & Neverland (12x24) & NCIS LA: Mother (11x10)
- Jerald Garner - Former air-force member - NCIS appearances:Dead Reflection (8x21) & Saviors (13x08)
- Stephane Nicoli - Stand-in at Switched at birth - NCIS appearances: Homefront (13x22) & NCIS LA: Knock Down (11x20)
- Dalila Ali Rajah - Executive Producer of Cherry Bomb - NCIS appearances: Philly (14x05) & NCIS LA: The Patton Project (10x08)
- Michael Broderick - Former marine - NCIS appearances: Nonstop (14x14) & NCIS LA: The Monster (9x17)
- James Babson - English dubbing technician for Money Heist - NCIS appearances: House Divided (15x01) & NCIS LA: Collateral (4x08)
- Brett Gipson - Stunt actor at NCIS: LA - NCIS appearances: Fragments (16x05) & NCIS LA: Fallout (5x08)
- Kadrolsha Ona Carole - Host of Paranormal 13 News - NCIS appearances: Someone Else's Shoes (17x04) & NOLA: Waiting for Monroe (6x12)
- Jason Woods - Executive producer of Odd Kidds Out - NCIS appearances: Wide Awake (17x05) & NOLA: Man on Fire (3x03)
- Laurence Todd Rosenthal - Stunt coordinator at One on One - NCIS appearances: Shalom (4x01) & Out of the Darkness (17x01)
- Kinga Philipps - Producer of Google Current - NCIS LA appearances: The Only Easy Day (1x02) & Random on Purpose (1x09)
- Monty Jordan - Stunt coordinator at NCIS LA - NCIS LA appearances: Predator (1x03) & Sacrifice (3x05) & The Chosen One (4x13) & Kulinda (8x12) & Let Fate Decide (11x01)
- Antal Kalik - Stunt actor at Bones - NCIS LA appearances: Search and Destroy (1x04) & Overwatch (2x12)
- Tony Flores - Stunt actor at NCIS LA - NCIS LA appearances: Breach (1x11) & Asesinos (10x06)
- Patrick Weil - Former CEO of Kiwijet Airline Company - NCIS appearances: Child's Play (7x09) & Enemies Domestic (8x09) & NCIS LA Blood Brothers (1x18) & Bounty (2x08) & Wanted (4x17)
- Charlie O'Donnell - Chris O'Donnell's son - NCIS LA appearances: Past Lives (1x12) & Callen, G. (1x24)
- Jarrod Crawford - Producer of No Matter What - NCIS appearances: Frame up (3x09) & NCIS LA: Special Delivery (2x04)
- Finley O'Donnell as "5-Year old Callen" in NCIS LA: Tin Soldiers (2x15) & Lange, H. (3x01); son of Chris O'Donnell
- Mark Kubr - Stunt coordinator at House of Lies - NCIS LA appearances: Borderline (2x03) & Matryoshka, Part 1 (7x15) & NOLA: In the Blood (5x05)

- Anne Lockhart - Famous for Chicago Fire - NCIS appearances: Ravenous (3x17), Hiatus Part 2 (3x24), Escaped (4x02) & Faking It (4x04)
- Adria Dawn - Famous for Popular - NCIS appearances: Untouchable (3x20) & Stakeout (5x12)
- Lawrence Pressman - Famous for General Hospital, Hart of Dixie & Judging Amy - NCIS appearances: Yankee White (1x01) & Driven (4x11)
- Sal Landi - Famous for Days of our lives - NCIS appearances: High seas (1x06) & Beneath the Surface (16x06)
- Robert Pine - Famous for The bold & the beautiful - NCIS appearances: The Curse (1x05) & House Divided (15x01)
- James Morrison - Famous for Hawthorne - NCIS appearances: Eye Spy (1x11) & Double Down (15x10)
- Francesco Quinn - Famous for Platoon - NCIS appearances: One Shot, One Kill (1x13) & Once a Hero (4x08)
- Joe Sabatino - Famous for Kingpin Katie - NCIS appearances: Bete Noire (1x16) & Two steps back (15x22)
- Clyde Kusatsu - Famous for The young & the restless - NCIS appearances: The Inside Man (7x03) & The Tie that binds (14x10)
- Bryce Johnson - Famous for Pretty little liars - NCIS appearances: Mother's day (7x16) & Devil's Triad (11x10)
- Michael Rose - Famous for Necessary Roughness - NCIS appearances: Left for dead (1x10) & Double Identity (7x17)
- Fay Masterson - Famous for The last ship - NCIS appearances: Thirst (9x06) & Oil and Water (11x06)
- Alexandra Swarens - Famous for LA Web Series - NCIS appearances: Rekindled (9x21) & Gone (10x08)
- Zoe Perry - Famous for Young Sheldon - NCIS appearances: Homefront (13x22) & Love Boat (14x04)
- Salome Azizi - Famous for Stargate: Origins - NCIS appearances: Dead Letter (13x23) & Family First (13x24); Two steps back (15x22) & Out of the Darkness (17x01)
- Don Stark - Famous for That '70s show - NCIS appearances: The Good Son (9x19) & Voices (15x08)

- Gregory Itzin - Famous for 24 - NCIS appearances: as "Director Charlie" in Yankee White (1x01) & Seadog (1x03) & Ephemera (17x16)
- Brian Patrick Wade - Famous for Agents of SHIELD - NCIS appearances: Hung Out to Dry (1x02) & Code of Conduct (7x05) & NCIS LA: Vengeance (3x19)
- William R. Moses - Famous for Falcon Crest - NCIS: appearances: Seadog (1x03) & Sound Off (17x13)
- Dean Chekvala - Famous for True Blood - NCIS appearances: Friends & Lovers (4x15) & NCIS LA: Lockup (2x14) & Imposters (2x23)
- JR Bourne - Famous for SG-1, Teen Wolf - NCIS appearances: Lost & Found (5x09); NCIS LA: Breach (1x11) & LD50 (1x14)
- K Callan - Famous for Lois & Clark: The new adventures of Superman - NCIS appearances: One last score (8x17) & Ephemera (17x16)
- Presilah Nunez - Famous for The haves and the have nots - NCIS appearances: Enemy on the hill (9x04) & Keep Going (14x13) & NCIS LA: Mountebank (9x05)
- Roman Mitichyan - Stunt actor at NCIS LA - NCIS appearances: Shell Shock Part 2 (10x07) & Double Down (15x10) & NCIS LA: Fame (1x20); Little Angels (2x05);
Endgame (4x01); Raven & the Swans (4x22) & Humbug (6x11); Field of Fire (6x22); Where Everybody knows your name (9x21); Better Angels (10x13); Into the breach (10x16) & Groundwork (11x12)
- Ben Maccabee - Famous for Days of our lives - NCIS appearances: Anonymous Was a Woman (11x04) & NCIS LA: Black Budget (6x05) & Better Angels (10x13)
- Rebecca Chulew - Famous for Revolution - NCIS appearances: Crescent City: Part 1 (11x18) & NOLA: No Man's land (2x15) & Aftershocks (3x01) & Return of the King (3x13) & Krewe (3x21)
- Zoran Korach - Famous for Sam & Cat - NCIS appearances: Choke Hold (12x04) & NCIS LA: Lange, H (3x01) & Matryoshka, Part 1 (7x15)
- Mark Casimir Dyniewicz Jr. - Famous for American Horror Story - NCIS appearances: House Divided (15x01) & NCIS LA: The Debt (3x10) & Spiral (6x12)
- Brian McNamara - Famous for Army Wives - NCIS appearances: Perennial (16x19) & NCIS LA: Little Angels (2x05) & Undocumented (2x13)

- Gerald Downey - Famous for Leverage - NCIS appearances: Yankee White (1x01) & NCIS LA: Paper Soldiers (4x12)
- Merle Dandridge - Famous for The night Shift - NCIS appearances: Seadog (1x03) & NCIS LA: Reign Fall (6x10)
- Chris Olivero - Famous for Kyle XY - NCIS appearances: Seadog (1x03) & NCIS LA: Reign Fall (6x10)
- Dar Dixon - Famous for The young & the restless - NCIS appearances: Seadog (1x03) & NCIS LA: Pro Se (10x05)
- David Andriole - Famous for Sunset Beach - NCIS appearances: The Immortals (1x04) & NCIS LA: Full Throttle (1x17)
- Jim Pirri - Famous for Victorious - NCIS appearances: The Curse (1x05) & NCIS LA: Iron Curtain Rising (5x11)
- Lauren Bowles - Famous for True Blood - NCIS appearances: The Curse (1x05) & NCIS LA: An Unlocked Mind (7x07)
- Glenn Morshower - Famous for 24 - NCIS appearances: Sub Rosa (1x07) & NCIS LA: Recruit (4x02)
- Eric Ladin - Famous for Mudcats - NCIS appearances: Sub Rosa (1x07) & NCIS LA: Unwritten Rule (5x05)
- David Monahan - Famous for Big Little lies - NCIS appearances: Sub Rosa (1x07) & NCIS LA: Past Lives (1x12)
- Erick Avari - Famous for Stargate SG-1 - NCIS appearances: Minimum Security (1x08) & NCIS LA: Endgame (4x01)
- Hrach Titizian - Famous for Homeland - NCIS appearances: Minimum Security (1x08) & NCIS LA: Black Widow (2x02)
- Jason Brooks - Famous for Baywatch - NCIS appearances: Marine Down (1x09) & NCIS LA: Come Back (7x14)
- Phil Abrams - Famous for Parenthood - NCIS appearances: Left for dead (1x10) & NCIS LA: Exchange Rate (7x18)
- Michael Gaston - Famous for Blindspot - NCIS appearances: One Shot, One Kill (1x13) & NCIS LA: Expiration Date (6x16)
- Andy Umberger - Famous for Buffy - NCIS appearances: One Shot, One Kill (1x13) & NCIS LA: Skin Deep (4x07)
- Stephanie Hodge - Famous for Unhappily Ever After - NCIS appearances: The Good Samaritan (1x14) & NCIS LA: The sound of Silence (10x12)
- Kate McNeil - Famous for WIOU - NCIS appearances: The Good Samaritan (1x14) & NCIS LA: Recruit (4x02)
- Sean McGowan - Famous for Switched at birth - NCIS appearances: The Good Samaritan (1x14) & NCIS LA: The watchers (3x12)
- David Grant Wright - Famous for Saints & Sinners - NCIS appearances: Enigma (1x15) & NCIS LA: All is Bright (9x11)
- Scott MacDonald - Famous for Star Trek: Enterprise - NCIS appearances: Split Decision (1x21) & NCIS LA: Sans Voir - Part I (3x23)
- Spencer Garrett - Famous for Bosch - NCIS appearances: The good wives club (2x02) & NCIS LA: Blye, K. Part 2 (3x17)
- Amy Sloan - Famous for Gilmore Girls - NCIS appearances: Lt. Jane Doe (2x04) & NCIS LA: The Job (2x20)
- Jack Kehler - Famous for The Man in the high castle - NCIS appearances: Lt. Jane Doe (2x04) & NCIS LA: The gold standard (4x09)
- Kent Faulcon - Famous for the show For Better or Worse - NCIS appearances: Lt. Jane Doe (2x04) & NCIS LA: Rude Awakenings (4x06)
- Mary Pat Gleason - Famous for Mom - NCIS appearances: The Bone Yard (2x05) & NCIS LA: Bounty (2x08)
- Laird Macintosh - Famous for Tosh.0 -NCIS appearances: The Bone Yard (2x05) & NCIS LA: Blame it on Rio (7x05)
- Sean O'Bryan - Famous for The middle - NCIS appearances: Terminal Leave (2x06) & NCIS LA: Under Pressure (9x12)
- Mary Page Keller - Famous for Chasing Life - NCIS appearances: Terminal Leave (2x06) & NCIS LA: The debt (3x10)
- Mark D. Espinoso - Famous for Beverly Hills, 90210 - NCIS appearances: Black Water (2x11) & B]NCIS LA:[/B] Purity (4x20)
- Rebecca McFarland - Famous for Faking It - NCIS appearances: Doppelganger (2x12) & NCIS LA: Iron Curtain Rising (5x11)
- Steven Brand - Famous for Teen Wolf - NCIS appearances: Pop Life (2x16) & NCIS LA: Black Widow (2x02)
- Scott Alan Smith - Famous for Private Practice - NCIS appearances: Pop Life (2x16) & NCIS LA: The Bank Job (1x15)
- Carlos Lacamara - Famous for Mighty Med - NCIS appearances: An Eye for an Eye (2x17) & NCIS LA: Anonymous (2x07)
- Madison Mason - Famous for Days of our lives - NCIS appearances: An Eye for an Eye (2x17) & NCIS LA: 767 (8x19)
- Sherman Augustus - Famous for Into the Badlands - NCIS appearances: Red Cell (2x20) & NCIS LA: Greed (3x08)
- Kaj-Erik Eriksen - Famous for The 4400 - NCIS appearances: Red Cell (2x20) & NCIS LA: Angels & Daemons (7x13)
- Shashawnee Hall - Famous for Life - NCIS appearances: Hometown Hero (2x21) & NCIS LA: Free Ride (4x10)
- Rizwan Manji - Famous for Life The magicians - NCIS appearances: SWAK (2x22) & NCIS LA: Matryoshka, Part I (7x15)
- Jamison Haase - Famous for Life The last ship - NCIS appearances: SWAK (2x22) & NCIS LA: Savoir Faire (6x17)
- Jack Stehlin - Famous for Weeds - NCIS appearances: Honor Code (3x07) & NCIS LA: Betrayal (3x09)
- William Gregory Lee - Famous for Justified - NCIS appearances: Probie (3x10) & NCIS LA: Sans Voir Part I (3x23)
- Jeffrey Pierce - Famous for The Tomorrow People - NCIS appearances: Model Behavior (3x11) & NCIS LA: Past Lives (1x12)
- Judith Shekoni - Famous for Ice - NCIS appearances: Model Behavior (3x11) & NCIS LA: Head of the Snake (7x21)
- Daniel Roebuck - Famous for The man in the high castle - NCIS appearances: Boxed In (3x12) & NCIS LA: The Grey Man (6x08)
- Tony Armatrading - Famous for Chalkface - NCIS appearances: Boxed In (3x12) & NCIS LA: Crimeleon (3x15)
- Phil Morris - Famous for Love that girl - NCIS appearances: Deception (3x13) & NCIS LA: Fool me twice (9x09)
- Gary Kraus - Famous for Raisin' Junior - NCIS appearances: Deception (3x13) & NCIS LA: Impact (5x02)
- Keone Young - Famous for American Dragon: Jake Long - NCIS appearances: Light Sleeper (3x14) & NCIS LA: Fish out of water (5x16)
- Karl Makinen - Famous for Strange Angel - NCIS appearances: Light Sleeper (3x14) & NCIS LA: Free Ride (4x10)
- Ivar Brogger - Famous for The bold and the beautiful - NCIS appearances: Head Case (3x15) & NCIS LA: Exposure (5x23)
- Michael Holden - Famous for Reasonable Doubts - NCIS appearances: Family Secret (3x16) & NCIS LA: Little Angels (2x05)
- Jeremy Brandt - Famous for Motor City Motors - NCIS appearances: Family Secret (3x16) & NCIS LA: Matryoshka Part 2 (7x16)
- Jade Carter - Famous for JAG - NCIS appearances: Bait (3x18) & NCIS LA: Purity (4x20)
- Chase Kim - Famous for Rizzoli & Isles - NCIS appearances: Bait (3x18) & NCIS LA: Sirens (8x10)
- Scott Paulin - Famous for Castle - NCIS appearances: Untouchable (3x20) & NCIS LA: Lone Wolf (3x06)
- Connor Trinneer - Famous for Star Trek: Enterprise - NCIS appearances: Jeopardy (3x22) & NCIS LA: Empty Quiver (2x16)
- Eli Danker - Famous for Mossad 101 - NCIS appearances: Shalom (4x01) & NCIS LA: Callen, G (1x24)
- Mieko Hillman - Famous for American Heiress - NCIS appearances: Singled Out (4x03) & NCIS LA: Lockup (2x14)
- Tom Kiesche - Famous for A girl named Jo - NCIS appearances: Dead and Unburied (4x05) & NCIS LA: The Gold Standard (4x09)
- Graham Shiels - Famous for General Hospital - NCIS appearances: Witch Hunt (4x06) & NCIS LA: Borderline (2x03)
- Ajay Mehta - Famous for Anger Management - NCIS appearances: Driven (4x11) & NCIS LA: A diamond in the rough (10x09)
- Cas Anvar - Famous for The Strain - NCIS appearances: Suspicion (4x12) & NCIS LA: Lokhay (4x16)
- Victor Webster - Famous for Continuum - NCIS appearances: Sharif Returns (4x13) & NCIS LA: The Job (2x20)
- Rob Brownstein - Famous for The young & the restless - NCIS appearances: Sharif Returns (4x13) & NCIS LA: Home is where the heart is (8x06)
- David Barrera - Famous for Bosch - NCIS appearances: Sharif Returns (4x13) & NCIS LA: Where there's smoke (7x23)
- Brandon Molale - Famous for Granite Flats - NCIS appearances: Sharif Returns (4x13) & NCIS LA: Backstopped (3x03)
- Assaf Cohen - Famous for Fauda - NCIS appearances: Blowback (4x14) & NCIS LA: Brimstone (1x10)
- Jonno Roberts - Famous for Wrecked - NCIS appearances: Friends & Lovers (4x15) & NCIS LA: Matryoshka, Part 2 (7x16)
- Corin Nemec - Famous for SG-1 - NCIS appearances: Skeletons (4x17) & NCIS LA: The chosen one (4x13)
- Chris Tardio - Famous for Younger - NCIS appearances: Skeletons (4x17) & NCIS LA: Search and Destroy (1x04)
- Navid Negahban - Famous for Legion - NCIS appearances: Iceman (4x18) & NCIS LA: Special Delivery (2x04)
- Shaun Duke - Famous for 90210 - NCIS appearances: Grace Period (4x19) & NCIS LA: Leipei (6x07)
- Mo Gallini - Famous for Chicago Fire - NCIS appearances: Brothers in Arms (4x21) & NCIS LA: Plan B (2x22)
- Patrick Robert Smith - Famous for Goliath - NCIS appearances: Brothers in Arms (4x21) & NCIS LA: Predator (1x03)
- John Billingsley - Famous for True Blood - NCIS appearances: In the Dark (4x22) & NCIS LA: Black Budget (6x05)
- Brian George - Famous for The big bang theory - NCIS appearance: Trojan Horse (4x23) & NCIS LA: Skin Deep (4x07)
- Celestino Cornielle - Famous for Days of our lives - NCIS appearance: Trojan Horse (4x23) & NCIS LA: Reign Fall (6x10)
- Mike Erwin - Famous for Everwood - NCIS appearance: Angel of Death (4x24) & NCIS LA: Old Tricks (8x16)
- Roxana Brusso - Famous for Southland - NCIS appearance: Angel of Death (4x24) & NCIS LA: The sound of Silence (10x12)
- Dayo Ade - Famous for The LA Complex - NCIS appearance: Angel of Death (4x24) & NCIS LA: Hand-to-hand (1x19)
- Myk Watford - Famous for The young & the restless - NCIS appearance: Ex-File (5x03) & NCIS LA: The fifth man (4x03)
- Emerson Brooks - Famous for The last ship - NCIS appearance: Identity Crisis (5x04) & NCIS LA: Core Values (7x12)
- Robin Thomas - Famous for Crazy Ex-girlfriend - NCIS appearance: Leap of Faith (5x05) & NCIS LA: Lone Wolf (3x06)
- Alaina Huffman - Famous for Stargate Universe - NCIS appearance: Leap of Faith (5x05) & NCIS LA: Neighboorhood Watch (3x22)
- Adam Huss - Famous for Power - NCIS appearance: Leap of Faith (5x05) & NCIS LA: Crimeleon (3x15)
- Christian Svensson - Famous for Gasmamman - NCIS appearance: Chimera (5x06) & NCIS LA: The Chosen One (4x13)
- Wally Rudolph - Famous for Sons of Anarchy - NCIS appearance: Chimera (5x06) & NCIS LA: Cancel Christmas (7x11)
- Roshawn Franklin - Famous for The haves and the Have Nots - NCIS appearance: Chimera (5x06) & NCIS LA: Recruit (4x02)
- Cameron Goodman - Famous for 90210 - NCIS appearance: Requiem (5x07) & NCIS LA: The Gold Standard (4x09)
- Basil Wallace - Famous for Born Free - NCIS appearance: Designated Target (5x08) & NCIS LA: Partners (3x14)
- Jonathan Adams - Famous for Last Man Standing - NCIS appearance: Designated Target (5x08) & NCIS LA: Search and Destroy (1x04)
- Marcuis Harris - Famous for The Crossing - NCIS appearance: Corporal Punishment (5x10) & NCIS LA: Tin Soldiers (2x15)
- Ned Vaughn - Famous for Cane - NCIS appearance: Stakeout (5x12) & NCIS LA: Overwatch (2x12)
- Jerry Kernion - Famous for Rebel - NCIS appearance: Stakeout (5x12) & NCIS LA: Honor (3x07)
- Brian Gross - Famous for McMann & Bernstein - NCIS appearance: Dog Tags (5x13) & NCIS LA: The only easy day (1x02)
- Tripp Pickell - Famous for Hit - NCIS appearance: Dog Tags (5x13) & NCIS LA: Uncaged (8x23)
- James Ryen - Famous for Mighty Med - NCIS appearance: Dog Tags (5x13) & NCIS LA: Familia (2x24)
- Nick Chinlund - Famous for Young Justice - NCIS appearance: Recoil (5x16) & NCIS LA: Internal Affairs (7x10)
- Tyler Jacob Moore - Famous for Shameless - NCIS appearance: About Face (5x17) & NCIS LA: Keepin' it real (1x06)
- Eric Jungmann - Famous for Night Stalker - NCIS appearances: Last Man Standing (6x01) & NCIS LA: Patriot Acts (3x20)
- Bradford Anderson - Famous for General Hospital - NCIS appearances: Last Man Standing (6x01) & NCIS LA: Recovery (5x09)
- Casey Sander - Famous for The big bang theory - NCIS appearances: Heartland (6x04) & NCIS LA: SEAL Hunter (6x06)
- Rey Valentin - Famous for Agent Carter - NCIS appearances: Collateral Damage (6x07) & NCIS LA: Asesinos (10x06)
- Rich McDonald - Famous for Daytime Divas - NCIS appearances: Cloak (6x08) & NCIS LA: Brimstone (1x10)
- Andrew Rothenberg - Famous for Mob City - NCIS appearances: Road Kill (6x10) & NCIS LA: Pushback (1x07)
- Brian R. Norris - Famous for Halt and Catch Fire - NCIS appearances: Road Kill (6x10) & NCIS LA: Hunted (1x22)
- Michael Hyatt - Famous for Snowfall - NCIS appearances: Caged (6x12) & NCIS LA: Patriot Acts (3x20)
- Isaiah Mustafa - Famous for Shadowhunters - NCIS appearances: Caged (6x12) & NCIS LA: Search and Destroy (1x04)
- Bernard White - Famous for Kidding - NCIS appearances: Broken Bird (6x13) & NCIS LA: Fame (1x20)
- Dariush Kashani - Famous for Ghost Whisperer - NCIS appearances: Broken Bird (6x13) & NCIS LA: Bounty (2x08)
- Kurt Caceres - Famous for T@gged - NCIS appearances: Deliverance (6x15) & NCIS LA: Drive (4x11)
- Kari Coleman - Famous for Switched at Birth - NCIS appearances: Deliverance (6x15) & NCIS LA: The livelong day (5x07)
- Chad Todhunter - Famous for Party of Five - NCIS appearances: Deliverance (6x15) & NCIS LA: Humbug (6x11)
- Ana Mercedes - Famous for Rude Awakening - NCIS appearances: Deliverance (6x15) & NCIS LA: Black budget (6x05)
- April Parker Jones - Famous for If loving you is wrong - NCIS appearances: Bounce (6x16) & NCIS LA: Hunted (1x22)
- Barry Livingston - Famous for Sons and Daughters - NCIS appearances: South by Southwest (6x17) & NCIS LA: Expiration Date (6x16)
- Zach Lewis - Famous for Does this baby make me look fat? - NCIS appearances: South by Southwest (6x17) & NCIS LA: Patriot Acts (3x20)
- Aaron Norvell - Famous for General hospital - NCIS appearances: South by Southwest (6x17) & NCIS LA: Past lives (1x12)
- Markus Flanagan - Famous for Rogues of LA - NCIS appearances: Hide and Seek (6x19) & NCIS LA: Parallel Resistors (8x08)
- Ian Reed Kesler - Famous for Sydney to the Max - NCIS appearances: Reunion (7x02) & NCIS LA: The livelong day (5x07)
- Charles Parnell - Famous for The last ship - NCIS appearances: Reunion (7x02) & NCIS LA: Lone wolf (3x06)
- Erin Cahill - Famous for Saving grace - NCIS appearances: The Inside Man (7x03) & NCIS LA: SEAL Hunter (6x06)
- James Shanklin - Famous for Hollywood Heights - NCIS appearances: The Inside Man (7x03) & NCIS LA: The Queen's gambit (8x03)
- Stoney Westmoreland - Famous for Andi mack - NCIS appearances: Good Cop, Bad Cop (7x04) & NCIS LA: The chosen one (4x13)
- Corey Sorenson - Famous for Palo Alto - NCIS appearances: Power Down (7x08) & NCIS LA: Seoul Man (7x20)
- Spencer Daniels - Famous for Mom - NCIS appearances: Child's Play (7x09) & NCIS LA: False Flag (10x24)
- Brandon Eaton - Famous for Awkward - NCIS appearances: Faith (7x10) & NCIS LA: The livelong Day (5x07)
- Chris Bruno - Famous for The dead zone - NCIS appearances: Ignition (7x11) & NCIS LA: Purity (4x20)
- Rachel Grate - Famous for Crazy Ex-girlfriend - NCIS appearances: Ignition (7x11) & NCIS LA: Higher Power (3x11)
- Mido Hamada - Famous for 24 - NCIS appearances: Flesh and Blood (7x12) & NCIS LA: Allegiance (5x13)
- Yan Feldman - Famous for Who wants to be a superhero - NCIS appearances: Flesh and Blood (7x12) & NCIS LA: Sans Voir Part II (3x24)
- David de Lautour - Famous for Westside - NCIS appearances: Jet Lag (7x13) & NCIS LA: Fallout (5x08)
- Aaron Lustig - Famous for The young & the restless - NCIS appearances: Jurisdiction (7x18) & NCIS LA: Blaze of Glory (6x19)
- Sterling Sulieman - Famous for All my children - NCIS appearances: Patriot Down (7x23) & NCIS LA: Red Part One (4x18)
- Burton Perez - Famous for McMann & Bernstein - NCIS appearances: Spider and the fly (8x01) & NCIS LA: Red: Part 2 (4x19)
- Sam Anderson - Famous for Lost - NCIS appearances: Worst Nightmare (8x02) & NCIS LA: Dead body politic (4x04)
- David Magidoff - Famous for The morning show - NCIS appearances: Worst Nightmare (8x02) & NCIS LA: The fifth man (4x03)
- Abby Brammell - Famous for The unit - NCIS appearances: Short Fuse (8x03) & NCIS LA: Out of the past (4x05)
- Robert Curtis Brown - Famous for Search for tomorrow - NCIS appearances: Short Fuse (8x03) & NCIS LA: The Silo (9x07)
- David Sullivan - Famous for Flaked - NCIS appearances: Short Fuse (8x03) & NCIS LA: Between the lines (5x17)
- Kristen Ariza - Famous for StartUp - NCIS appearances: Royals & Loyals (8x04) & NCIS LA: One more chance (5x22)
- Robyn Cohen - Famous for Gravity - NCIS appearances: Dead Air (8x05) & NCIS LA: Dead Body Politic (4x04)
- Cokey Falkow - Famous for URBO: The Adventures of Pax Afrika - NCIS appearances: Dead Air (8x05) & NCIS LA: Tuhon (5x15)
- Meredith Monroe - Famous for Dawson's Creek - NCIS appearances: Cracked (8x06) & NCIS LA: SEAL Hunter (6x06)
- Tiffany Dupont - Famous for Greek - NCIS appearances: Ships in the night (8x11) & NCIS LA: Exposure (5x23)
- Aaron D. Spears - Famous for The bold & the beautiful - NCIS appearances: Freedom (8x13) & NCIS LA: The Silo (9x07)
- Alexandra Barreto - Famous for The Fosters - NCIS appearances: A man walks into a bar... (8x14) & NCIS LA: Fighting Shadows (6x18)
- Enrique Castillo - Famous for Weeds - NCIS appearances: One last score (8x17) & NCIS LA: Black Wind (6x14)
- Nika King - Famous for Euphoria - NCIS appearances: Baltimore (8x22) & NCIS LA: Granger, O. (7x22)
- Taylor Nichols - Famous for The mind of the married man - NCIS appearances: Restless (9x02) & NCIS LA: Command & Control (7x04)
- Jay Ellis - Famous for The game - NCIS appearances: Restless (9x02) & NCIS LA: Purity (4x20)
- Michael B. Silver - Famous for Instinct - NCIS appearances: Enemy on the hill (9x04) & NCIS LA: Core Values (7x12)
- Shannon Wilcox - Famous for Buck James - NCIS appearances: Enemy on the hill (9x04) & NCIS LA: The queen's gambit (8x03)
- David Diaan - Famous for Valet - NCIS appearances: Safe Harbor (9x05) & NCIS LA: Fighting Shadows (6x18)
- Lenny Jacobson - Famous for Nurse Jackie - NCIS appearances: Thirst (9x06) & NCIS LA: Cancel Christmas (7x11)
- Nadia Gray - Famous for Days of our lives - NCIS appearances: Thirst (9x06) & NCIS LA: High-Value Target (8x01)
- Tom Gallop - Famous for Will & Grace - NCIS appearances: Devil's Triangle (9x07) & NCIS LA: Purity (4x20)
- Rachel Luttrell - Famous for Stargate: Atlantis - NCIS appearances: Sins of the father (9x10) & NCIS LA: Big brother (5x06)
- Steven W. Bailey - Famous for Grey's Anatomy - NCIS appearances: Secrets (9x15) & NCIS LA: Purity (4x20)
- Anthony De Longis - Famous for The hunted - NCIS appearances: Secrets (9x15) & NCIS LA: The Grey Man (6x08)
- Adam Kulbersh - Famous for Wake Up, it's Tuesday - NCIS appearances: Need to know (9x17) & NCIS LA: Hail Mary (11x03)
- Eden Riegel - Famous for The young & the restless - NCIS appearances: The Good Son (9x19) & NCIS LA: Crazy Train (8x07)
- Ivo Nandi - Famous for Boardwalk Empire - NCIS appearances: The Missionary Position (9x20) & NCIS LA: War Cries (5x14)
- Mariano 'Big Dawg' Mendoza - Famous for Jose Luis sin censura - NCIS appearances: The Missionary Position (9x20) & NCIS LA: Hand-to-Hand (1x19)
- James Harvey Ward - Famous for Saints & Sinners - NCIS appearances: Playing with fire (9x22) & NCIS LA: Chinatown (1x16)
- Nigel Gibbs - Famous for The Shield - NCIS appearances: Playing with fire (9x22) & NCIS LA: Kulinda (8x12)
- Nondumiso Tembe - Famous for Generations - NCIS appearances: Lost at Sea (10x04) & NCIS LA: Hunted (1x22)
- Cuyle Carvin - Famous for Revelations - NCIS appearances: Lost at Sea (10x04) & NCIS LA: Praesidium (6x03)
- Piter Marek - Famous for The blacklist - NCIS appearances: The Namesake (10x05) & NCIS LA: Deadline (3x04)
- Brett Davern - Famous for Awkward. - NCIS appearances: The Namesake (10x05) & NCIS LA: Yellow Jack (11x04)
- Julie McNiven - Famous for Mad Men - NCIS appearances: The Namesake (10x05) & NCIS LA: Assets (9x03)
- Jonathan Camp - Famous for Nova Vita - NCIS appearances: The Namesake (10x05) & NCIS LA: Impact (5x02)
- Alexandra Holden - Famous for Friends - NCIS appearances: Shell Shock Part 2 (10x07) & NCIS LA: War Cries (5x14)
- Wiley M. Pickett - Famous for The last ship - NCIS appearances: Gone (10x08) & NCIS LA: Where everybody knows your name (9x21)
- Jim Holmes - Famous for Fashion House - NCIS appearances: Gone (10x08) & NCIS LA: Zero Days (5x18)
- Danny Nucci - Famous for The fosters - NCIS appearances: Devil's Trifecta (10x09) & NCIS LA: Sacrifice (3x05)
- Colby French - Famous for Threat Matrix - NCIS appearances: Devil's Trifecta (10x09) & NCIS LA: Into the Breach (10x16)
- Danielle Bisutti - Famous for True Jackson, VP - NCIS appearances: You better watch out (10x10) & NCIS LA: Blame it on Rio (7x05)
- Scott MacArthur - Famous for The Mick - NCIS appearances: Shabbat Shalom (10x11) & NCIS LA: Sans Voir Part I (3x23)
- Michelle Clunie - Famous for Queer as Folk - NCIS appearances: Hit and Run (10x13) & NCIS LA: A Diamond in the Rough (10x09)
- Drew Raush - Famous for The bold & the beautiful - NCIS appearances: Hit and Run (10x13) & NCIS LA: Archangel (2x13)
- Jeff Denton - Famous for The toybox - NCIS appearances: Hereafter (10x15) & NCIS LA: Deadline (3x04)
- Reiley McClendon - Famous for The fosters - NCIS appearances: Hereafter (10x15) & NCIS LA: Joyride (10x11)
- Mathew St. Patrick - Famous for Six Feet Under - NCIS appearances: Prime Suspect (10x17) & NCIS LA: Identity (1x01)
- Paul Cassell - Famous for Brothers & Sisters - NCIS appearances: Prime Suspect (10x17) & NCIS LA: Crimeleon (3x15)
- Aaron Jaeger - Famous for Youthful Daze - NCIS appearances: Seek (10x18) & NCIS LA: Paper Soldiers (4x12)
- Fernando Rivera - Famous for Strangelove - NCIS appearances: Squall (10x19) & NCIS LA: Driving Miss Diaz (7x03)
- Sophia Brown - Famous for Twenties - NCIS appearances: Chasing Ghosts (10x20) & NCIS LA: Empty Quiver (2x16)
- Lyn Alicia Henderson - Famous for ER - NCIS appearances: Revenge (10x22) & NCIS LA: From Havana with Love (8x20)
- Sean Marquette - Famous for The Goldbergs - NCIS appearances: Double Blind (10x23) & NCIS LA: Dead Body Politic (4x04)
- Neil Brown Jr. - Famous for SEAL Team - NCIS appearances: Double Blind (10x23) & NCIS LA: Between the lines (5x17)
- Teri Reeves - Famous for Chicago Fire - NCIS appearances: Under the Radar (11x03) & NCIS LA: Paper Soldiers (4x12)
- Christian Gehring - Famous for Schooled - NCIS appearances: Under the Radar (11x03) & NCIS LA: Warrior of Peace (9x16)
- Alexander Wraith - Famous for Agents of SHIELD - NCIS appearances: Anonymous Was a Woman (11x04) & NCIS LA: High-Value Target (8x01)
- Mac Brandt - Famous for Kingdom - NCIS appearances: Once a Crook (11x05) & NCIS LA: The Bank Job (1x15)
- Samantha Quan - Famous for Three Moons Over Milford - NCIS appearances: Once a Crook (11x05) & NCIS LA: Deliverance (2x10)
- Chelsea Harris - Famous for Just Jordan – NCIS appearances: Oil and Water (11x06) & NCIS LA: Kill Beale: Vol 1 (11x09)-
- Dameon Clarke - Famous for Dragon Ball Z - NCIS appearances: Alibi (11x08) & NCIS LA: LD50 (1x14)
- Nicole Steinwedell - Famous for The unit - NCIS appearances: Alibi (11x08) & NCIS LA: Defectors (7x09)
- Eltony Williams - Famous for If loving you is wrong - NCIS appearances: Alibi (11x08) & NCIS LA: Vengeance (3x19)
- Gideon Emery - Famous for Teen Wolf - NCIS appearances: Gut Check (11x09) & NCIS LA: Rocket Man (2x21)
- Alan Ruck - Famous for Spin City - NCIS appearances: Gut Check (11x09) & NCIS LA: Borderline (2x03)
- Aaron Hill - Famous for Greek - NCIS appearances: Monsters and Men (11x14) & NCIS LA: Free Ride (4x10)
- Adrian LaTourelle - Famous for The legend of Korra - NCIS appearances: Bulletproof (11x15) & NCIS LA: Random on Purpose (1x09)
- Suzanne Quast - Famous for The flip side - NCIS appearances: Dressed to Kill (11x16) & NCIS LA: Little Angels (2x05)
- David Shatraw - Famous for Titus - NCIS appearances: Rock and a Hard Place (11x17) & NCIS LA: Till death do us part (10x17)
- John Sloan - Famous for Happy Hour - NCIS appearances: Rock and a Hard Place (11x17) & NCIS LA: Citadel (7x02)
- Linc Hand - Famous for Project: Phoenix - NCIS appearances: Rock and a Hard Place (11x17) & NCIS LA: Rage (6x20)
- Justin Alston - Famous for Not so union - NCIS appearances: Rock and a Hard Place (11x17) & NCIS LA: The chosen one (4x13)
- DC Douglas - Famous for Transformers: Rescue Bots - NCIS appearances: Crescent City: Part 1 (11x18) & NCIS LA: Neighboorhood Watch (3x22)
- Nicole Pettis - Famous for The last ship - NCIS appearances: Crescent City: Part 2 (11x19) & NCIS LA: 767 (8x19)
- Miles Gaston Villanueva - Famous for The young & the restless - NCIS appearances: Alleged (11x21) & NCIS LA: The Long Goodbye (7x08)
- Burt Grinstead - Famous for Burt Paxton - NCIS appearances: Alleged (11x21) & NCIS LA: Rage (6x20)
- Jeff Branson - Famous for All my children - NCIS appearances: Shooter (11x22) & NCIS LA: Big Brother (5x06)
- Craig Parker - Famous for Reign - NCIS appearances: Shooter (11x22) & NCIS LA: Reznikov, N. (5x04)
- Walter Perez - Famous for Queen Sugar - NCIS appearances: Shooter (11x22) & NCIS LA: Full Throttle (1x17)
- Abhi Sinha - Famous for The Young & the restless - NCIS appearances: The Admiral's Daughter (11x23) & NCIS LA: Angels & Daemons (7x13)
- Jonathan Roumie - Famous for The chosen - NCIS appearances: The Admiral's Daughter (11x23) & NCIS LA: Defectors (7x09)
- Stephen Monroe Tayler - Famous for Anger Management - NCIS appearances: Honor Thy Father (11x24) & NCIS LA: Forest for the trees (6x15)
- Alison Haislip - Famous for Battleground - NCIS appearances: Twenty Klicks (12x01) & NCIS LA: Tidings we bring (8x11)
- Regi Davis - Famous for Game Shakers - NCIS appearances: Twenty Klicks (12x01) & NCIS LA: Tuhon (5x15)
- Glenn Taranto - Famous for The new Addams Family - NCIS appearances: So it goes (12x03) & NCIS LA: Greed (3x08)
- Kenneth Mitchell - Famous for Jericho - NCIS appearances: Parental Guidance Suggested (12x06) & NCIS LA: Red: Part One (4x18)
- Aaron Abrams - Famous for Hannibal - NCIS appearances: The searchers (12x07) & NCIS LA: Overwatch (2x12)
- Connor Kalopsis - Famous for Days of our lives - NCIS appearances: The searchers (12x07) & NCIS LA: Iron Curtain Rising (5x11)
- Dohn Norwood - Famous for Hell on Wheels - NCIS appearances: Semper Fortis (12x08) & NCIS LA: Revenge Deferred (7x17)
- Lou Ferrigno Jr. - Famous for SWAT - NCIS appearances: Semper Fortis (12x08) & NCIS LA: From Havana with Love (8x20)
- Trent Dawson - Famous for As the world turns - NCIS appearances: Grounded (12x09) & NCIS LA: Omni (5x03)
- Philippe Brenninkmeyer - Famous for Freundschaft mit Herz - NCIS appearances: Grounded (12x09) & NCIS LA: The long goodbye (7x08)
- Arlen Escarpeta - Famous for American Dreams - NCIS appearances: The enemy within (12x12) & NCIS LA: Higher Power (3x11)
- Courtney Hope - Famous for The bold & the beautiful - NCIS appearances: Cabin Fever (12x15) & NCIS LA: Recruit (4x02)
- Marcelo Tubert - Famous for Port Charles - NCIS appearances: Cabin Fever (12x15) & NCIS LA: Reentry (9x20)
- Adam Chambers - Famous for Love vampires - NCIS appearances: Blast from the past (12x16) & NCIS LA: Where everybody -knows your name (9x21)
- Sunkrish Bala - Famous for Notes from the Underbelly - NCIS appearances: The artful Dodger (12x17) & NCIS LA: Unwritten Rule
- Jed Rees - Famous for The Chris Isaak Show - NCIS appearances: Status update (12x18) & NCIS LA: Crazy Train (8x07)
- Arturo Del Puerto - Famous for For All Mankind - NCIS appearances: Patience (12x19) & NCIS LA: Tidings we bring (8x11)
- Dan Thiel - Famous for The Bitchlorettes - NCIS appearances: Patience (12x19) & NCIS LA: Impact (5x02)
- Stephanie Fantauzzi - Famous for Shameless - NCIS appearances: Patience (12x19) & NCIS LA: Recovery (5x09)
- Samantha Cope - Famous for Private - NCIS appearances: Patience (12x19) & NCIS LA: One of Us (10x07)
- Andrew Bongiorno - Famous for True Nightmares - NCIS appearances: Patience (12x19) & NCIS LA: SEAL Hunter (6x06)
- Myndy Crist - Famous for Breaking News - NCIS appearances: No Good Deed (12x20) & NCIS LA: Enemy Within (2x19)
- Ted King - Famous for General Hospital - NCIS appearances: Lost in Translation (12x21) & NCIS LA: The one That got away (10x21)
- Michael Galante - Famous for The haves & the have nots - NCIS appearances: Lost in Translation (12x21) & NCIS LA: Joyride (10x11)
- Bernardo De Paula - Famous for Shameless - NCIS appearances: Troll (12x22) & NCIS LA: Forasteira (9x10)
- Rick Ravanello - Famous for General Hospital - NCIS appearances: The Lost Boys (12x23) & NCIS LA: Lockup (2x14)
- Adam Tsekhman - Famous for DC Legends of Tomorrow - NCIS appearances: The Lost Boys (12x23) & NCIS LA: Familia (2x24)
- Kenny Leu - Famous for Munkey in the City - NCIS appearances: Stop the bleeding (13x01) & NCIS LA: Cac Tu Nhan (9x13)
- Nefetari Spencer - Famous for South Side - NCIS appearances: Personal Day (13x02) & NCIS LA: War Cries (5x14)
- Bart Johnson - Famous for Hyperion Bay - NCIS appearances: Incognito (13x03) & NCIS LA: Reign Fall (6x10)
- Gregory Scott Cummins - Famous for Bosch - NCIS appearances: Double Trouble (13x04) & NCIS LA: Keepin' it real (1x06)
- Brett DelBuono - Famous for Miss Behave - NCIS appearances: Double Trouble (13x04) & NCIS LA: Bounty (2x08)
- Ally Maki - Famous for Wrecked - NCIS appearances: Lockdown (13x05) & NCIS LA: 767 (8x19)
- Kelly Frye - Famous for Criminal Minds - NCIS appearances: Viral (13x06) & NCIS LA: Unwritten Rule (5x05)
- Annie Tedesco - Famous for Granite Flats - NCIS appearances: Saviors (13x08) & NCIS LA: Ascension (5x01)
- Noel Arthur - Famous for BYRDwatch - NCIS appearances: Saviors (13x08) & NCIS LA: Blood Brothers (1x18)
- Harry Van Gorkum - Famous for The Fearing Mind - NCIS appearances: Blood Brothers (13x10) & NCIS LA: Rocket Man (2x21)
- George Gerdes - Famous for Iron Wall - NCIS appearances: Spinning Wheel (13x11) & NCIS LA: Neighborhood Watch (3x22)
- Stephen Snedden - Famous for The Lone Gunmen - NCIS appearances: Deja Vu (13x13) & NCIS LA: Stand-off (2x06)
- Winston Story - Famous for Henry Danger - NCIS appearances: Deja Vu (13x13) & NCIS LA: Hand-to-Hand (1x19)
- Brett Rice - Famous for Paradise Lost - NCIS appearances: Decompressed (13x14) & NCIS LA: The livelong Day (5x07)
- Bruce Thomas - Famous for Kyle XY - NCIS appearances: React (13x15) & NCIS LA: Queen Pin (8x17)
- Jake Borelli - Famous for Grey's Anatomy - NCIS appearances: React (13x15) & NCIS LA: Little Angels (2x05)
- Rene Ashton - Famous for Seattle Grace: Message of Hope - NCIS appearances: React (13x15) & NCIS LA: One of Us (10x07)
- Michael Cram - Famous for Flashpoint - NCIS appearances: Loose Cannons (13x16) & NCIS LA: The Patton project (10x08)
- Alice Hunter - Famous for The young & the restless - NCIS appearances: Loose Cannons (13x16) & NCIS LA: Humbug (6x11)
- Walter Fauntleroy - Famous for The Oval - NCIS appearances: Loose Cannons (13x16) & NCIS LA: Borderline (2x03)
- Christopher Goodman - Famous for Sequestered - NCIS appearances: Scope (13x18) & NCIS LA: A Diamond in the Rough (10x09)
- Andy Hoff - Famous for Killer Party - NCIS appearances: Reasonable Doubts (13x19) & NCIS LA: Savoir Faire (6x17)
- Stephen Oyoung - Famous for The last ship - NCIS appearances: Homefront (13x22) & NCIS LA: Assets (9x03)
- Taja V. Simpson - Famous for The Oval - NCIS appearances: Dead Letter (13x23) & NCIS LA: Random on Purpose (1x09)
- Juan Carlos Cantu - Famous for The Bridge - NCIS appearances: Rogue (14x01) & NCIS LA: The Grey Man (6x08)
- Joshua Elijah Reese - Famous for The Kill Point - NCIS appearances: Rogue (14x01) & NCIS LA: The Silo (9x07)
- Nina Rausch - Famous for The Sandglass - NCIS appearances: Privileged Information (14x03) & NCIS LA: Exposure (5x23)
- La Monde Byrd - Famous for Mad Men - NCIS appearances: Privileged Information (14x03) & NCIS LA: Liabilities (9x15)
- Andrew Bowen - Famous for Magic City - NCIS appearances: Love Boat (14x04) & NCIS LA: Fool Me Twice (9x09)
- Wilmer Calderon - Famous for Bosch - NCIS appearances: Love Boat (14x04) & NCIS LA: Recovery (5x09)
- Michael McMillian - Famous for True Blood - NCIS appearances: Love Boat (14x04) & NCIS LA: Reentry (9x20)
- Nick Puga - Famous for Minoriteam - NCIS appearances: Shell Game (14x06) & NCIS LA: Collateral (4x08)
- Joseph C. Phillips - Famous for 13 Reasons Why - NCIS appearances: Home of the Brave (14x07) & NCIS LA: Plain Sight (9x04)
- Aaron Ramzi - Famous for Lien on Me - NCIS appearances: Enemy Combatant (14x08) & NCIS LA: Fighting Shadows (6x18)
- Ciera Payton - Famous for The Oval - NCIS appearances: Pay to Play (14x09) & NCIS LA: History (4x15)
- Jeff Griggs - Famous for Bosch - NCIS appearances: Pay to Play (14x09) & NCIS LA: Iron Curtain Rising (5x11)
- T. J. Linnard - Famous for Good Trouble - NCIS appearances: The Tie That Binds (14x10) & NCIS LA: Code of Conduct (11x22)
- Scott Subiono - Famous for Snowfall - NCIS appearances: The Tie That Binds (14x10) & NCIS LA: An Unlocked Mind (7x07)
- Lanny Joon - Famous for Hollywood Wasteland - NCIS appearances: Willoughby (14x11) & NCIS LA: The Livelong Day (5x07)
- Josh Coxx - Famous for Strong Medicine - NCIS appearances: Keep Going (14x13) & NCIS LA: Reentry (9x20)
- Nick Jandl - Famous for Nashville - NCIS appearances: Nonstop (14x14) & NCIS LA: Fame (1x20)
- Alex Carter - Famous for CSI - NCIS appearances: Pandora's Box (Part I) (14x15) & NCIS LA: Leipei (6x07)
- Julia Whelan - Famous for Once and Again - NCIS appearances: Pandora's Box (Part I) (14x15) & NCIS LA: Greed (3x08)
- Greg Collins - Famous for Jane the Virgin - NCIS appearances: Pandora's Box (Part I) (14x15) & NCIS LA: Anonymous (2x07)
- Bruce Locke - Famous for Mortal Kombat: Conquest - NCIS appearances: A Many Splendored Thing (14x16) & NCIS LA: Between the Lines (5x17)
- Grace Rowe - Famous for Grey's Anatomy - NCIS appearances: A Many Splendored Thing (14x16) & NCIS LA: Concours D'Elegance (11x07)
- Angela Trimbur - Famous for UCB Comedy Originals - NCIS appearances: M.I.A. (14x18) & NCIS LA: Commitment Issues (11x14)
- Lucas Kerr - Famous for Days of Our Lives - NCIS appearances: M.I.A. (14x18) & NCIS LA: Vendetta (9x18)
- Matty Castano - Famous for The Masked Singer - NCIS appearances: M.I.A. (14x18) & NCIS LA: The One That Got Away (10x21)
- Nayo Wallace - Famous for Care Bears: Welcome to Care-a-Lot - NCIS appearances: M.I.A. (14x18) & NCIS LA: Dead Body Politic (4x04)
- Sean Carrigan - Famous for The Young & the Restless - NCIS appearances: M.I.A. (14x18) & NCIS LA: Hand-to-Hand (1x19);
- Philip Smithey - Famous for Dumped - NCIS appearances: A Bowl of Cherries (14x20) & NCIS LA: The Sound of Silence (10x12)
- Michael Drayer - Famous for Mr. Robot - NCIS appearances: A Bowl of Cherries (14x20) & NCIS LA: Concours D'Elegance (11x07)
- Brent Briscoe - Famous for Twin Peaks - NCIS appearances: A Bowl of Cherries (14x20) & NCIS LA: Sans Voir (Part I) (3x23)
- Izzy Diaz - Famous for Broke - NCIS appearances: Beastmaster (14x22) & NCIS LA: Overwatch (2x12)
- Christina Ferraro - Famous for General Hospital - NCIS appearances: Something Blue (14x23) & NCIS LA: Inelegant Heart (6x02)
- Alex Blue Davis - Famous for Grey's Anatomy - NCIS appearances: Something Blue (14x23) & NCIS LA: An Unlocked Mind (7x07)
- Skyler Maxon - Famous for Faking It - NCIS appearances: Rendezvous (14x24) & NCIS LA: Where There's Smoke (7x23)
- Erin Krakow - Famous for When Calls the Heart - NCIS appearances: Rendezvous (14x24) & NCIS LA: Citadel (7x02)
- Adolfo Alvarez - Famous for Queen of the South - NCIS appearances: Rendezvous (14x24) & NCIS LA: Black Wind (6x14)
- Cheryl Texiera - Famous for Girl meets World - NCIS appearances: House Divided (15x01) & NCIS LA: Sacrifice (3x05)
- Coley Speaks - Famous for Seven Seconds - NCIS appearances: Exit Strategy (15x03) & NCIS LA: Vengeance (3x19)
- Travis Webster - Famous for Spyder Games - NCIS appearances: Exit Strategy (15x03) & NCIS LA: Humbug (6x11)
- Ashley Jones - Famous for The Bold & the Beautiful - NCIS appearances: Fake It 'Til You Make It (15x05) & NCIS LA: Crazy Train (8x07)
- Juan Alfonso - Famous for American Princess - NCIS appearances: Trapped (15x06) & NCIS LA: Recruit (4x02)
- Laura Regan - Famous for Minority Report - NCIS appearances: Voices (15x08) & NCIS LA: Touch of Death (3x21)
- Henri Lubatti - Famous for Sleeper Cell - NCIS appearances: Ready or Not (15x09) & NCIS LA: Breach (1x11)
- Dan Lauria - Famous for The Wonder Years - NCIS appearances: Ready or Not (15x09) & NCIS LA: The Dragon and the Fairy (3x18)
- Andy Cohen - Famous for Lookbook - NCIS appearances: Ready or Not (15x09) & NCIS LA: Getaway (8x18)
- Anjali Bhimani - Famous for We're Alive: Frontier - NCIS appearances: Family Ties (15x13) & NCIS LA: Defectors (7x09)
- Dustin Ingram - Famous for Unfabulous - NCIS appearances: Keep Your Friends Close (15x14) & NCIS LA: Sans Voir (Part I) (3x23)
- Kinsey McLean - Famous for Greek - NCIS appearances: Keep Your Friends Close (15x14) & NCIS LA: Special Delivery (2x04)
- Arienne Mandi - Famous for In The Vault - NCIS appearances: Handle with Care (15x16) & NCIS LA: Driving Miss Diaz (7x03)
- Kirk Baltz - Famous for Human Target - NCIS appearances: Handle with Care (15x16) & NCIS LA: Fallout (5x08)
- Alyson Reed - Famous for Party of Five - NCIS appearances: One Man's Trash (15x17) & NCIS LA: Knock Down (11x20)
- Alexis Carra - Famous for Recovery Road - NCIS appearances: The Numerical Limit (15x19) & NCIS LA: Exchange Rate (7x18)
- Matty Cardarople - Famous for A Series of Unfortunate Events - NCIS appearances: The Numerical Limit (15x19) & NCIS LA: Into The Breach (10x16)
- Sara Fletcher - Famous for Mom Tested - NCIS appearances: Sight Unseen (15x20) & NCIS LA: 767 (8x19)
- Jesse Bernstein - Famous for Absolution the Series - NCIS appearances: Two Steps Back (15x22) & NCIS LA: Defectors (7x09)
- Ali Hillis - Famous for Naruto: Shippuden - NCIS appearances: Fallout (15x23) & NCIS LA: Battle Scars (8x21)
- John Eddins - Famous for Bosch - NCIS appearances: Fallout (15x23) & NCIS LA: Iron Curtain Rising (5x11)
- Landon Ashworth - Famous for Comedy Sketch TV Time, Okay? - NCIS appearances: Fallout (15x23) & NCIS LA: History (4x15)
- Moe Irvin - Famous for Grey's Anatomy - NCIS appearances: Date with Destiny (15x24) & NCIS LA: Human Traffic (2x01)
- Jeryl Prescott - Famous for Swamp Thing - NCIS appearances: A Thousand Words (16x07) & NCIS LA: Battle Scars (8x21)
- Ian Alda - Famous for Silicon Valley - NCIS appearances: A Thousand Words (16x07) & NCIS LA: The Fifth Man (4x03)
- Joe Nieves - Famous for Stuck in the Middle - NCIS appearances: Friendly Fire (16x08) & NCIS LA: In The Line of Duty (6x13)
- Angela Elayne Gibbs - Famous for Black Jesus - NCIS appearances: Toil and Trouble (16x11) & NCIS LA: Murder of Crows (11x21)
- Steve Tom -Famous for Funny or Die Presents... - NCIS appearances: Toil and Trouble (16x11) & NCIS LA: Purity (4x20)
- Matt Lasky - Famous for Fear of the Walking Dead - NCIS appearances: She (16x13) & NCIS LA: Random on Purpose (1x09)
- John Hartmann - Famous for Fake News Writer - NCIS appearances: Once Upon a Tim (16x14) & NCIS LA: Crimeleon (3x15)
- Francois Chau - Famous for Lost - NCIS appearances: Bears and Cubs (16x16) & NCIS LA: The Dragon and the Fairy (3x18)
- Arlene Santana - Famous for Grey's Anatomy - NCIS appearances: Silent Service (16x17) & NCIS LA: Unspoken (7x06)
- Michele Boyd - Famous for The Guild - NCIS appearances: Silent Service (16x17) & NCIS LA: Unleashed (8x24)
- Jennifer Carta - Famous for Victorious - NCIS appearances: Perennial (16x19) & NCIS LA: The Seventh Child (7x19)
- J. Teddy Garces - Famous for Zane's the Jump Off - NCIS appearances: Hail & Farewell (16x20) & NCIS LA: Three Hearts (5x21)
- Carl Beukes - Famous for Dominion - NCIS appearances: Lost Time (16x23) & NCIS LA: Mother (11x10)
- Christopher Allen - Famous for Jane the Virgin - NCIS appearances: Daughters (16x24) & NCIS LA: Come Back (7x14)
- William O'Leary - Famous for Kamen Rider: Dragon Knight - NCIS appearances: Into the Light (17x02) & NCIS LA: Battle Scars (8x21)
- Rich Hutchman - Famous for Space Hospital - NCIS appearances: Into the Light (17x02) & NCIS LA: Joyride (10x11)
- Teddy Lane Jr. - Famous for Bite! - NCIS appearances: Into the Light (17x02) & NCIS LA: Payback (8x15)
- Devan Long - Famous for Bosch - NCIS appearances: Someone Else's Shoes (17x04) & NCIS LA: The Debt (3x10)
- Camryn Grimes - Famous for The Young & the Restless - NCIS appearance: Wide Awake (17x05) & NCIS LA: Special Delivery (2x04)
- Bertila Damas - Famous for Angélica, mi vida - NCIS appearances: Institutionalized (17x06) & NCIS LA: Driving Miss Diaz (7x03)
- Tyler Francavilla - Famous for Happy Family - NCIS appearances: IRL (17x09) & NCIS LA: Deadline (3x04)
- Hugo Garcia - Famous for Escándalo TV de noche - NCIS appearances: In the Wind (17x11) & NCIS LA: This Is What We Do (9x08)
- Paul Riley Fox - Famous for The Catch - NCIS appearances: In the Wind (17x11) & NCIS LA: Old Tricks (8x16)
- Jonathan Chase - Famous for Love Thy Neighbor - NCIS appearances: Flight Plan (17x12) & NCIS LA: The Grey Man (6x08)
- Chris Gann - Famous for The Haves and the Have Nots - NCIS appearances: Flight Plan (17x12) & NCIS LA: Exchange Rate (7x18)
- Amir M. Korangy - Famous for Superstore - NCIS appearances: Sound Off (17x13) & NCIS LA: Lokhay (4x16)
- Bellina Logan - Famous for ER - NCIS appearances: Blarney (17x19) & NCIS LA: Ascension (5x01)

- Kathleen Munroe - Famous for Call Me Fitz - NCIS LA: Killshot (1x05) & NOLA: Means to an End (2x19)
- Fernando Chien - Famous for The Guild - NCIS LA: Chinatown (1x16) & NOLA: Quid Pro Quo (3x19)
- Yancey Arias - Famous for Queen of the South - NCIS LA: Hunted (1x22) & NOLA: Sic Semper Tyrannis (2x01)

- Michael Graziadei - Famous for The young & restless - NCIS appearances: Split Decision (1x21) & NOLA: You'll do (1x21)
- Larry Clarke - Famous for Law & Order - NCIS appearances: Silver War (3x04) & NOLA: The insider (1x19)
- Michael Welch - Famous for SG-1 & Twilight - NCIS appearances: Bait (3x18) & NOLA: The list (1x18)
- Tim Russ - Famous for iCarly - NCIS appearances: Jeopardy (3x22) & NOLA: Ties that bind (4x13)
- Scott Michael Campbell - Famous for Shameless - NCIS appearances: Witch Hunt (4x06) & NOLA: Careful What you wish for (1x14)
- Garikayi Mutambirwa - Famous for The Great LA Pretenders - NCIS appearances: Witch Hunt (4x06) & NOLA: If it bleeds, it leads (2x18)
- David Starzyk - Famous for Veronica Mars - NCIS appearances: Sharif Returns (4x13) & NOLA: Father's Day (2x14)
- Scott Klace - Famous for Bosch - NCIS appearances: Dead Man Walking (4x16) & NOLA: If it bleeds it leads (2x18)
- Philip Anthony-Rodriguez - Famous for Grimm - NCIS appearances: Skeletons (4x17) & NOLA: The Insider (1x19)
- Dorian Brown Pham - Famous for Wilfred - NCIS appearances: Identity Crisis (5x04) & NOLA: It happened last night (1x05)
- Demetrius Grosse - Famous for Banshee - NCIS appearances: Designated Target (5x08) & NOLA: Man on Fire (3x03)
- Candice Coke - Famous for Proven Innocent - NCIS appearances: Lost & Found (5x09) & NOLA: Quid Pro Quo (3x19)
- Cyd Strittmatter - Famous for General Hospital - NCIS appearances: Stakeout (5x12) & NOLA: Master of Horror (1x06)
- Chelsey Crisp - Famous for Fresh off the boat - NCIS appearances: Collateral Damage (6x07) & NOLA: It happened last night (1x05)
- Christine Woods - Famous for Flashforward - NCIS appearances: Love & War (6x14) & NOLA: Hell on the high water (3x12)
- Tim Guinee - Famous for Elementary - NCIS appearances: South by Southwest (6x17) & NOLA: Rogue Nation (4x01)
- Lindsay Pulsipher - Famous for True Blood - NCIS appearances: Faith (7x10) & NOLA: The Terminator Conundrum (6x02)
- Melina Page Hamilton - Famous for Devious maids - NCIS appearances: Ignition (7x11) & NOLA: Watch over me (1x07)
- Arjay Smith - Famous for Perception - NCIS appearances: Masquerade (7x14) & NOLA: Knockout (3x22)
- Isabella Hofmann - Famous for Homicide: Life on the street - NCIS appearances: Moonlighting (7x20) & NOLA: If it bleeds it leads (2x18)
- Bob McCracken - Famous for Sons of anarchy - NCIS appearances: Obsession (7x21) & NOLA: The last mile (4x15)
- Wes Brown - Famous for Deception - NCIS appearances: Ships in the night (8x11) & NOLA: Love hurts (1x08)
- Chad Michael Collins - Famous for Extinct - NCIS appearances: Recruited (8x12) & NOLA: Touched by the sun (2x03)
- Matthew Florida - Famous for Days of our lives -NCIS appearances: Freedom (8x13) & NOLA: I do (2x04)
- Melissa Farman - Famous for Strange Empire - NCIS appearances: Tell-All (8x19) & NOLA: If it bleeds it leads (2x18)
- Nicholas J. Muscarella - Famous for The haves and the have nots - NCIS appearances: Two-faced (8x20) & NOLA: Carrier (1x02)
- Matthew Alan - Famous for 13 reasons why - NCIS appearances: The Penelope Papers (9x03) & NOLA: Means to an end (2x19)
- Brandon Fobbs - Famous for Getting on - NCIS appearances: Safe Harbor (9x05) & NOLA: The last stand (3x16)
- Ron Melendez - Famous for Legacy - NCIS appearances: Sins of the father (9x10) & NOLA: Careful what you wish for (1x14)
- Mackenzie Astin - Famous for The facts of life - NCIS appearances: Life before his eyes (9x14) &NOLA: #1 Fan (4x02)
- Joe Holt - Famous for Scandal - NCIS appearances: Secrets (9x15) & NOLA: Second Chances (2x16)
- Kirsten Nelson - Famous for Psych - NCIS appearances: Psych Out (9x16) & NOLA: Confluence (2x08)
- Jason Gray-Stanford - Famous for Monk - NCIS appearances: Up in smoke (9x23) & NOLA: Darkest Hour (2x09)
- J. Downing - Famous for Viper - NCIS appearances: Devil's Trifecta (10x09) & NOLA: Krewe (3x21)
- Michael Grant Terry - Famous for Bones - NCIS appearances: Seek (10x18) & NOLA: Darkest Hour (2x09)
- Frederick Koehler - Famous for Kate & Allie - NCIS appearances: Double Blind (10x23) & NOLA: Bad Apple (6x03)
- Shani Atias - Famous for Galis - NCIS appearances: Anonymous Was a Woman (11x04) & NOLA: Darkest Hour (2x09)
- Wes McGee - Famous for Foreign Body - NCIS appearances: Once a Crook (11x05) & NOLA: Course Correction (3x05)
- Julie Ann Emery - Famous for Preacher - NCIS appearances: Kill Chain (11x12) & NOLA: Means to an End (2x19)
- Titus Makin Jr. - Famous for The Rookie - NCIS appearances: Alleged (11x21) & NOLA: I do (2x04)
- Justin Prentice - Famous for 13 Reasons why - NCIS appearances: Alleged (11x21) & NOLA: You'll do (1x21)
- Meg Steedle - Famous for The mysteries of Laura - NCIS appearances: The Admiral's Daughter (11x23) & NOLA: Foreign Affairs (2x05)
- Jim Beaver - Famous for Supernatural - The San Dominick (12x05) & NOLA: Hell on the High Water (3x12)
- Stephanie Erb - Famous for The young & the restless - NCIS appearances: The enemy within (12x12) & NOLA: Sleeping with the enemy (2x24)
- Randy Vasquez - Famous for JAG - NCIS appearances: No Good Deed (12x20) & NOLA: Quid Pro Quo (3x19)
- Robert Neary - Famous for General Hospital - NCIS appearances: Lockdown (13x05) & NOLA: Close to Home (5x08)
- David Tom - Famous for The Young & the Restless - NCIS appearances: Lockdown (13x05) & NOLA: Rock-a-Bye-Baby (1x20)
- Jeremy Ratchford - Famous for Cold Case - NCIS appearances: Day in Court (13x09) & NOLA: NOLA Confidential (3x20)
- Jonathan Medina - Famous for Cheetah in August - NCIS appearances: Keep Going (14x13) & NOLA: A House Divided (5x19)
- Matthew Jayson Cwern - Famous for General Hospital - NCIS appearances: Keep Going (14x13) & NOLA: Viral (4x05)
- Barry Shabaka Henley - Famous for Bosch - NCIS appearances: Pandora's Box (Part I) (14x15) & NOLA: Means to an End (2x19)
- Jay Jablonski - Famous for Take me home tonight - NCIS appearances: Rendezvous (14x24) & NOLA: Careful what you wish for (1x14)
- Coby Ryan McLaughlin - Famous for General Hospital - NCIS appearances: Twofer (15x02) & NOLA: Reckoning (5x17)
- Samaire Armstrong - Famous for Resurrection - NCIS appearances: Fake It 'Til You Make It (15x05) & NOLA: Second Chances (2x16)
- Tom Degnan - Famous for One Life to Live - NCIS appearances: Voices (15x08) & NOLA: Slay the Dragon (3x18)
- Kaitlyn Black - Famous for Hart of Dixie - NCIS appearances: Dark Secrets (15x12) & NOLA: The Third Man (2x23)
- James Eckhouse - Famous for Beverly Hills, 90210 - NCIS appearances: Sight Unseen (15x20) & NOLA: Carrier (1x02)
- Sean Patrick Thomas - Famous for The District - NCIS appearances: Crossing the Line (16x15) & NOLA: No Man's Land (2x15)
- Cliff Chamberlain - Famous for State of Affairs - NCIS appearances: Going Mobile (17x03) & NOLA: Hell on the High Water (3x12)
- David Burke - Famous for The Crew - NCIS appearances: Sound Off (17x13) & NOLA: It Happened Last Night (1x05)
- Nikolai Nikolaeff - Famous for Sea Patrol - NCIS appearances: On Fire (17x14) & NOLA: The River Styx, Part I (5x23)
- Scott Deckert - Famous for A Shot at Love with Tila Tequila - NCIS appearances: Blarney (17x19) & NOLA: Bad Moon Rising (6x11)
- Jessica Tuck - Famous for Judging Amy - NCIS appearances: The Arizona (17x20) & NOLA: Darkest Hour (2x09)

- James MacDonald - Famous for True Detective - NCIS appearances: Hung Out to Dry (1x02) & Tailing Angie (16x09) & NCIS LA: Resurrection (4x21) & NOLA: Touched by the Sun (2x03)
- James Black - Famous for Anger Management - NCIS appearances: Sub Rosa (1x07) & NCIS LA: SEAL Hunter (6x06) & NOLA: Hell on the high water (3x12)
- Johnny Sneed - Famous for Parks & Recreation - NCIS appearances: A weak link (1x22) & NCIS LA: Empty Quiver (2x16) & NOLA: Confluence (2x08)
- Matt Battaglia - Producer of Last Shot with Judge Gunn - NCIS appearances: A weak link (1x22) & NCIS LA: The only easy day (1x02) & NOLA: I do (2x04)
- Tim DeZarn - Famous for Murder One: Diary of a Serial Killer - NCIS appearances: Caught on Tape (2x15) & NCIS LA: History (4x15) & NOLA: Chasing Ghosts (1x09)
- Molly Hagan - Famous for Jane the Virgin - NCIS appearances: Conspiracy Theory (2x19) & NCIS LA: Recovery (5x09) & NOLA: Help Wanted (2x22)
- Matt Bushell - Famous for Look - NCIS appearances: Hometown Hero (2x21) & NCIS LA: Recruit (4x02) & NOLA: Musician Heal Thyself (1x01)
- Michael Reilly Burke - Famous for Lincoln Heights - NCIS appearances: Honor Code (3x07) & NCIS LA: Ambush (1x08) & NOLA: The Last Stand (3x16)
- Helen Eigenberg - Famous for Providence - NCIS appearances: Deception (3x13) & NCIS LA: Touch of Death (3x21) & NOLA: No Man's Land (2x15)
- Rebecca Wisocky - Famous for Devious Maids - NCIS appearances: Dead and Unburied (4x05) & NCIS LA: Plain Sight (9x04) & NOLA: Sheepdogs (5x07)
- Lilli Birdsell - Famous for Agents of SHIELD - NCIS appearances: Ex-File (5x03) & NCIS LA: Field of Fire (6x22) & NOLA: Radio Silence (2x17)
- Joe Egender - Famous for Texas Rising - NCIS appearances: Identity Crisis (5x04) & NCIS LA: Plan B (2x22) & NOLA: Foreign Affairs (2x05)
- Matt Riedy - Famous for Big Time Rush - NCIS appearances: Designated Target (5x08) & NCIS LA: Collateral (4x08) & NOLA: Love hurts (1x08)
- Dendrie Taylor - Famous for American Vandal - NCIS appearances: Heartland (6x04) & NCIS LA: Pro Se (10x05) & NOLA: #1 Fan (4x02)
- Brian Letscher - Famous for Scandal - NCIS appearances: Road Kill (6x10) & NCIS LA: Ambush (1x08) & NOLA: Bad Moon Rising (6x11)
- Ray Campbell - Famous for Better call Saul - NCIS appearances: Knockout (6x18) & NCIS LA: Kolcheck, A. (6x23) & NOLA: Outlaws (3x07)
- Andrew Borba - Famous for The client list - NCIS appearances: Toxic (6x21) & NCIS LA: Predators (1x03) & NOLA: Watch over me (1x07)
- John Getz - Famous for Bosch - NCIS appearances: Masquerade (7x14) & NCIS LA: Merry Evasion (5x12) & NOLA: Collateral Damage (2x21)
- Raphael Sbarge - Famous for Once Upon a Time - NCIS appearances: Cracked (8x06) & NCIS LA: Core Values (7x12) & NOLA: X (5x13)
- Gino Anthony Pesi - Famous for Shades of blue - NCIS appearances: Ships in the night (8x11) & NCIS LA: Vengeance (3x19) & NOLA: The recruits (1x04)
- John Posey - Famous for Teen Wolf - NCIS appearances: Recruited (8x12) & NCIS LA: Black Budget (6x05) & NOLA: One Good Man (3x06)
- Christina Cox - Famous for Shadowhunters - NCIS appearances: Freedom (8x13) & NCIS LA: Fighting Shadows (6x18) & NOLA: Blue Christmas (2x11)
- Dustin Seavey - Famous for Vegas - NCIS appearances: A man walks into a bar... (8x14) & NCIS LA: Vengeance (3x19) & The Silo (9x07) & NOLA: No man's land (2x15)
- Troy Winbush - Famous for Medical investigation - NCIS appearances: Tell-All (8x19) & NCIS LA: The fifth man (4x03) & NOLA: One good man (3x06)
- Tom Schanley - Famous for The yellow rose - NCIS appearances: Sins of the father (9x10) & NCIS LA: Windfall (5x20) & NOLA: Help wanted (2x22)
- John Cothran - Famous for Murder in the first - NCIS appearances: The Missionary Position (9x20) & NCIS LA: Impact (5x02) & NOLA: Checkmate, Part 1 (4x23)
- Derek Ray - Famous for Mad Men - NCIS appearances: Lost at Sea (10x04) & NCIS LA: The livelong day (5x07) & NOLA: Shadow Unit (2x02)
- Kyle Davis - Famous for Enlisted - NCIS appearances: Gone (10x08) & NCIS LA: The job (2x20) & NOLA: Love hurts (1x08)
- Reggie Austin - Famous for Agent Carter - NCIS appearances: Squall (10x19) & NCIS LA: Fallout (5x08) & NOLA: Course Correction (3x05)
- Cliff Simon - Famous for Stargate SG-1 - NCIS appearances: Revenge (10x22) & NCIS LA: Archangel (2x13) & NOLA: Breaking Brig (1x03)
- Wolé Parks - Famous for As the world turns - NCIS appearances: Under the Radar (11x03) & NCIS LA: Revenge Deferred (7x17) & NOLA: NOLA Confidential (3x20)
- Ramon De Ocampo - Famous for The west wing - NCIS appearances: Anonymous Was a Woman (11x04) & NCIS LA: Higher Power (3x11) & NOLA: Rock-a-Bye-Baby (1x20)
- Rodney Rowland - Famous for Veronica Mars – NCIS appearances: Oil and Water (11x06) & NCIS LA: The only easy day (1x02) & NOLA: Master of Horror (1x06)
- Ellen Wroe - Famous for Animal Kingdom - NCIS appearances: Honor Thy Father (11x24) & NCIS LA: The silo (9x07) & NOLA: Touched by the sun (2x03)
- Charlene Amoia - Famous for How I Met Your Mother - NCIS appearances: High Tide (15x11) & NCIS LA: Imposters (2x23) & NOLA: Breaking Bad (1x03)
- Matthew Jones - Famous for General Hospital - NCIS appearances: Sight Unseen (15x20) & NCIS LA: Deliverance (2x10) & NOLA: Shadow Unit (2x02)
- Abbie Cobb - Famous for Suburgatory - NCIS appearances: A Thousand Words (16x07) & NCIS LA: The Fifth Man (4x03) & NOLA: I Do (2x04)
- Adam J. Harrington - Famous for Whistler - NCIS appearances: Mona Lisa (16x18) & NCIS LA: Battle Scars (8x21) & NOLA: Watch Over Me (1x07)
- Darri Ingolfsson - Famous for Dexter - NCIS appearances: Into the Light (17x02) & NCIS LA: One More Chance (5x22) & NOLA: Second Line (2x20)